launchpad-reviewers team mailing list archive

[Ines Almeida <mp+460968@xxxxxxxxxxxxxxxxxx>]

Ines Almeida has proposed merging ~ines-almeida/launchpad:update-copyright-date-across-launchpad into launchpad:master.

Commit message:
Remove date range from copyright note from lib/lp/code folder
    
This is an on going process to remove all instances of date ranges in copyright notes from the code base to make it easier to maintain. See https://code.launchpad.net/\~ines-almeida/launchpad/+git/launchpad/+merge/460944

Requested reviews:
  Launchpad code reviewers (launchpad-reviewers)

For more details, see:
https://code.launchpad.net/~ines-almeida/launchpad/+git/launchpad/+merge/460968

This directory (lib/lp/code) is one of the largest sources of copyright range.
This updates 226 out of approx 1700 files.
-- 
Your team Launchpad code reviewers is requested to review the proposed merge of ~ines-almeida/launchpad:update-copyright-date-across-launchpad into launchpad:master.

diff --git a/lib/lp/code/adapters/branch.py b/lib/lp/code/adapters/branch.py
index fd62fa5..2bde120 100644
--- a/lib/lp/code/adapters/branch.py
+++ b/lib/lp/code/adapters/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Components related to branches."""
diff --git a/lib/lp/code/adapters/gitrepository.py b/lib/lp/code/adapters/gitrepository.py
index 10dd832..e12ea19 100644
--- a/lib/lp/code/adapters/gitrepository.py
+++ b/lib/lp/code/adapters/gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Components and adapters related to Git repositories."""
diff --git a/lib/lp/code/adapters/tests/test_branch.py b/lib/lp/code/adapters/tests/test_branch.py
index 3bbd844..8be70be 100644
--- a/lib/lp/code/adapters/tests/test_branch.py
+++ b/lib/lp/code/adapters/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Functional tests for branch-related components"""
diff --git a/lib/lp/code/browser/branch.py b/lib/lp/code/browser/branch.py
index 467a1bc..c7b8416 100644
--- a/lib/lp/code/browser/branch.py
+++ b/lib/lp/code/browser/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Branch views."""
diff --git a/lib/lp/code/browser/branchlisting.py b/lib/lp/code/browser/branchlisting.py
index 721417c..d532057 100644
--- a/lib/lp/code/browser/branchlisting.py
+++ b/lib/lp/code/browser/branchlisting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Base class view for branch listings."""
diff --git a/lib/lp/code/browser/branchmergeproposal.py b/lib/lp/code/browser/branchmergeproposal.py
index 4d4d0cd..9525cb7 100644
--- a/lib/lp/code/browser/branchmergeproposal.py
+++ b/lib/lp/code/browser/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Views, navigation and actions for BranchMergeProposals."""
diff --git a/lib/lp/code/browser/branchmergeproposallisting.py b/lib/lp/code/browser/branchmergeproposallisting.py
index c51d65f..3fc0ff2 100644
--- a/lib/lp/code/browser/branchmergeproposallisting.py
+++ b/lib/lp/code/browser/branchmergeproposallisting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Base class view for branch merge proposal listings."""
diff --git a/lib/lp/code/browser/branchsubscription.py b/lib/lp/code/browser/branchsubscription.py
index 5877a14..b1400b1 100644
--- a/lib/lp/code/browser/branchsubscription.py
+++ b/lib/lp/code/browser/branchsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/browser/codeimport.py b/lib/lp/code/browser/codeimport.py
index f267fc1..9ea3dcf 100644
--- a/lib/lp/code/browser/codeimport.py
+++ b/lib/lp/code/browser/codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Browser views for CodeImports."""
diff --git a/lib/lp/code/browser/codereviewcomment.py b/lib/lp/code/browser/codereviewcomment.py
index 01cdc12..08db282 100644
--- a/lib/lp/code/browser/codereviewcomment.py
+++ b/lib/lp/code/browser/codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/browser/configure.zcml b/lib/lp/code/browser/configure.zcml
index 7f7b332..26327de 100644
--- a/lib/lp/code/browser/configure.zcml
+++ b/lib/lp/code/browser/configure.zcml
@@ -1,4 +1,4 @@
-<!-- Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+<!-- Copyright 2009 Canonical Ltd.  This software is licensed under the
      GNU Affero General Public License version 3 (see the file LICENSE).
 -->
 
diff --git a/lib/lp/code/browser/decorations.py b/lib/lp/code/browser/decorations.py
index 3fadbfe..e89711e 100644
--- a/lib/lp/code/browser/decorations.py
+++ b/lib/lp/code/browser/decorations.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Decorated model objects used in the browser code."""
diff --git a/lib/lp/code/browser/diff.py b/lib/lp/code/browser/diff.py
index cdb7996..6cfd146 100644
--- a/lib/lp/code/browser/diff.py
+++ b/lib/lp/code/browser/diff.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Display classes relating to diff objects of one sort or another."""
diff --git a/lib/lp/code/browser/gitlisting.py b/lib/lp/code/browser/gitlisting.py
index 2be0c24..54f5476 100644
--- a/lib/lp/code/browser/gitlisting.py
+++ b/lib/lp/code/browser/gitlisting.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """View classes for Git repository listings."""
diff --git a/lib/lp/code/browser/gitref.py b/lib/lp/code/browser/gitref.py
index 9b6b000..9cb9b72 100644
--- a/lib/lp/code/browser/gitref.py
+++ b/lib/lp/code/browser/gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git reference views."""
diff --git a/lib/lp/code/browser/gitrepository.py b/lib/lp/code/browser/gitrepository.py
index d6da0d3..cff9bdd 100644
--- a/lib/lp/code/browser/gitrepository.py
+++ b/lib/lp/code/browser/gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git repository views."""
diff --git a/lib/lp/code/browser/gitsubscription.py b/lib/lp/code/browser/gitsubscription.py
index 5338186..285c7dc 100644
--- a/lib/lp/code/browser/gitsubscription.py
+++ b/lib/lp/code/browser/gitsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/browser/sourcepackagerecipe.py b/lib/lp/code/browser/sourcepackagerecipe.py
index 365fbd4..cd5d311 100644
--- a/lib/lp/code/browser/sourcepackagerecipe.py
+++ b/lib/lp/code/browser/sourcepackagerecipe.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """SourcePackageRecipe views."""
diff --git a/lib/lp/code/browser/sourcepackagerecipelisting.py b/lib/lp/code/browser/sourcepackagerecipelisting.py
index c68023f..07b06e7 100644
--- a/lib/lp/code/browser/sourcepackagerecipelisting.py
+++ b/lib/lp/code/browser/sourcepackagerecipelisting.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Base class view for sourcepackagerecipe listings."""
diff --git a/lib/lp/code/browser/tests/test_bazaar.py b/lib/lp/code/browser/tests/test_bazaar.py
index 1b593be..76db332 100644
--- a/lib/lp/code/browser/tests/test_bazaar.py
+++ b/lib/lp/code/browser/tests/test_bazaar.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for classes in the lp.code.browser.bazaar module."""
diff --git a/lib/lp/code/browser/tests/test_branch.py b/lib/lp/code/browser/tests/test_branch.py
index 0dd2c8b..c658936 100644
--- a/lib/lp/code/browser/tests/test_branch.py
+++ b/lib/lp/code/browser/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for BranchView."""
diff --git a/lib/lp/code/browser/tests/test_branchlisting.py b/lib/lp/code/browser/tests/test_branchlisting.py
index 5424760..f845dea 100644
--- a/lib/lp/code/browser/tests/test_branchlisting.py
+++ b/lib/lp/code/browser/tests/test_branchlisting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for branch listing."""
diff --git a/lib/lp/code/browser/tests/test_branchmergeproposal.py b/lib/lp/code/browser/tests/test_branchmergeproposal.py
index f0269b0..afabe7b 100644
--- a/lib/lp/code/browser/tests/test_branchmergeproposal.py
+++ b/lib/lp/code/browser/tests/test_branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for BranchMergeProposals."""
diff --git a/lib/lp/code/browser/tests/test_branchmergeproposallisting.py b/lib/lp/code/browser/tests/test_branchmergeproposallisting.py
index f95cc3b..3db28dc 100644
--- a/lib/lp/code/browser/tests/test_branchmergeproposallisting.py
+++ b/lib/lp/code/browser/tests/test_branchmergeproposallisting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for BranchMergeProposal listing views."""
diff --git a/lib/lp/code/browser/tests/test_branchsubscription.py b/lib/lp/code/browser/tests/test_branchsubscription.py
index 30ed183..cf584ed 100644
--- a/lib/lp/code/browser/tests/test_branchsubscription.py
+++ b/lib/lp/code/browser/tests/test_branchsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for BranchSubscriptions."""
diff --git a/lib/lp/code/browser/tests/test_branchtraversal.py b/lib/lp/code/browser/tests/test_branchtraversal.py
index 9445b13..3f29886 100644
--- a/lib/lp/code/browser/tests/test_branchtraversal.py
+++ b/lib/lp/code/browser/tests/test_branchtraversal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for branch traversal."""
diff --git a/lib/lp/code/browser/tests/test_breadcrumbs.py b/lib/lp/code/browser/tests/test_breadcrumbs.py
index 0d924a7..aca0568 100644
--- a/lib/lp/code/browser/tests/test_breadcrumbs.py
+++ b/lib/lp/code/browser/tests/test_breadcrumbs.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from lp.testing.breadcrumbs import BaseBreadcrumbTestCase
diff --git a/lib/lp/code/browser/tests/test_codeimport.py b/lib/lp/code/browser/tests/test_codeimport.py
index 4ec6550..25bc91c 100644
--- a/lib/lp/code/browser/tests/test_codeimport.py
+++ b/lib/lp/code/browser/tests/test_codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the code import browser code."""
diff --git a/lib/lp/code/browser/tests/test_codereviewcomment.py b/lib/lp/code/browser/tests/test_codereviewcomment.py
index 2c6dc81..2f9c38a 100644
--- a/lib/lp/code/browser/tests/test_codereviewcomment.py
+++ b/lib/lp/code/browser/tests/test_codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for CodeReviewComments."""
diff --git a/lib/lp/code/browser/tests/test_codereviewvote.py b/lib/lp/code/browser/tests/test_codereviewvote.py
index 891a6be..088a918 100644
--- a/lib/lp/code/browser/tests/test_codereviewvote.py
+++ b/lib/lp/code/browser/tests/test_codereviewvote.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for CodeReviewVoteReferences."""
diff --git a/lib/lp/code/browser/tests/test_diff.py b/lib/lp/code/browser/tests/test_diff.py
index 807348d..e50e623 100644
--- a/lib/lp/code/browser/tests/test_diff.py
+++ b/lib/lp/code/browser/tests/test_diff.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for DiffView."""
diff --git a/lib/lp/code/browser/tests/test_gitlisting.py b/lib/lp/code/browser/tests/test_gitlisting.py
index b6b0392..a2df0ca 100644
--- a/lib/lp/code/browser/tests/test_gitlisting.py
+++ b/lib/lp/code/browser/tests/test_gitlisting.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for Git listing views."""
diff --git a/lib/lp/code/browser/tests/test_gitref.py b/lib/lp/code/browser/tests/test_gitref.py
index ed788fe..92a53ab 100644
--- a/lib/lp/code/browser/tests/test_gitref.py
+++ b/lib/lp/code/browser/tests/test_gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for GitRefView."""
diff --git a/lib/lp/code/browser/tests/test_gitrepository.py b/lib/lp/code/browser/tests/test_gitrepository.py
index d9878a4..b518541 100644
--- a/lib/lp/code/browser/tests/test_gitrepository.py
+++ b/lib/lp/code/browser/tests/test_gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for GitRepositoryView."""
diff --git a/lib/lp/code/browser/tests/test_gitsubscription.py b/lib/lp/code/browser/tests/test_gitsubscription.py
index c1938dc..f2f5e18 100644
--- a/lib/lp/code/browser/tests/test_gitsubscription.py
+++ b/lib/lp/code/browser/tests/test_gitsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for GitSubscriptions."""
diff --git a/lib/lp/code/browser/tests/test_product.py b/lib/lp/code/browser/tests/test_product.py
index 157f148..3e7a3b2 100644
--- a/lib/lp/code/browser/tests/test_product.py
+++ b/lib/lp/code/browser/tests/test_product.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the product view classes and templates."""
diff --git a/lib/lp/code/browser/tests/test_revisionauthor.py b/lib/lp/code/browser/tests/test_revisionauthor.py
index 64ac3f0..eadd617 100644
--- a/lib/lp/code/browser/tests/test_revisionauthor.py
+++ b/lib/lp/code/browser/tests/test_revisionauthor.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2011 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests related to `RevisionAuthor`."""
diff --git a/lib/lp/code/browser/tests/test_sourcepackagerecipe.py b/lib/lp/code/browser/tests/test_sourcepackagerecipe.py
index dc11382..0e406f3 100644
--- a/lib/lp/code/browser/tests/test_sourcepackagerecipe.py
+++ b/lib/lp/code/browser/tests/test_sourcepackagerecipe.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the source package recipe view classes and templates."""
diff --git a/lib/lp/code/browser/tests/test_sourcepackagerecipebuild.py b/lib/lp/code/browser/tests/test_sourcepackagerecipebuild.py
index fc52dfa..008a64c 100644
--- a/lib/lp/code/browser/tests/test_sourcepackagerecipebuild.py
+++ b/lib/lp/code/browser/tests/test_sourcepackagerecipebuild.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the source package recipe view classes and templates."""
diff --git a/lib/lp/code/browser/tests/test_sourcepackagerecipelisting.py b/lib/lp/code/browser/tests/test_sourcepackagerecipelisting.py
index 2571fcd..d53921b 100644
--- a/lib/lp/code/browser/tests/test_sourcepackagerecipelisting.py
+++ b/lib/lp/code/browser/tests/test_sourcepackagerecipelisting.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for sourcepackagerecipe listings."""
diff --git a/lib/lp/code/browser/tests/test_tales.py b/lib/lp/code/browser/tests/test_tales.py
index c7a16cd..3a355b0 100644
--- a/lib/lp/code/browser/tests/test_tales.py
+++ b/lib/lp/code/browser/tests/test_tales.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the tales formatters."""
diff --git a/lib/lp/code/browser/tests/test_vcslisting.py b/lib/lp/code/browser/tests/test_vcslisting.py
index 57dff9d..02438cd 100644
--- a/lib/lp/code/browser/tests/test_vcslisting.py
+++ b/lib/lp/code/browser/tests/test_vcslisting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the product view classes and templates."""
diff --git a/lib/lp/code/browser/widgets/gitref.py b/lib/lp/code/browser/widgets/gitref.py
index 3cd4478..8292031 100644
--- a/lib/lp/code/browser/widgets/gitref.py
+++ b/lib/lp/code/browser/widgets/gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/browser/widgets/gitrepositorytarget.py b/lib/lp/code/browser/widgets/gitrepositorytarget.py
index b2369c4..f386e9c 100644
--- a/lib/lp/code/browser/widgets/gitrepositorytarget.py
+++ b/lib/lp/code/browser/widgets/gitrepositorytarget.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/browser/widgets/tests/test_gitrefwidget.py b/lib/lp/code/browser/widgets/tests/test_gitrefwidget.py
index 49c4eb8..af6679f 100644
--- a/lib/lp/code/browser/widgets/tests/test_gitrefwidget.py
+++ b/lib/lp/code/browser/widgets/tests/test_gitrefwidget.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from lazr.restful.fields import Reference
diff --git a/lib/lp/code/browser/widgets/tests/test_gitrepositorytargetwidget.py b/lib/lp/code/browser/widgets/tests/test_gitrepositorytargetwidget.py
index 6eb0506..37e8fbd 100644
--- a/lib/lp/code/browser/widgets/tests/test_gitrepositorytargetwidget.py
+++ b/lib/lp/code/browser/widgets/tests/test_gitrepositorytargetwidget.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 import re
diff --git a/lib/lp/code/bzr.py b/lib/lp/code/bzr.py
index 75e7932..022bad8 100644
--- a/lib/lp/code/bzr.py
+++ b/lib/lp/code/bzr.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Enumerations relating to Bazaar formats."""
diff --git a/lib/lp/code/configure.zcml b/lib/lp/code/configure.zcml
index 862832f..4e50bbf 100644
--- a/lib/lp/code/configure.zcml
+++ b/lib/lp/code/configure.zcml
@@ -1,4 +1,4 @@
-<!-- Copyright 2009-2023 Canonical Ltd.  This software is licensed under the
+<!-- Copyright 2009 Canonical Ltd.  This software is licensed under the
      GNU Affero General Public License version 3 (see the file LICENSE).
 -->
 
diff --git a/lib/lp/code/enums.py b/lib/lp/code/enums.py
index 03a3324..93392af 100644
--- a/lib/lp/code/enums.py
+++ b/lib/lp/code/enums.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Enumerations used in the lp/code modules."""
diff --git a/lib/lp/code/errors.py b/lib/lp/code/errors.py
index fe758c6..d6c514f 100644
--- a/lib/lp/code/errors.py
+++ b/lib/lp/code/errors.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Errors used in the lp/code modules."""
diff --git a/lib/lp/code/event/branchmergeproposal.py b/lib/lp/code/event/branchmergeproposal.py
index 50175af..02c191d 100644
--- a/lib/lp/code/event/branchmergeproposal.py
+++ b/lib/lp/code/event/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Event implementation classes for branch merge proposal events."""
diff --git a/lib/lp/code/feed/branch.py b/lib/lp/code/feed/branch.py
index f4fbdfb..ac2cc81 100644
--- a/lib/lp/code/feed/branch.py
+++ b/lib/lp/code/feed/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Branch feed (syndication) views."""
diff --git a/lib/lp/code/feed/tests/test_revision.py b/lib/lp/code/feed/tests/test_revision.py
index aa7eff5..a809fcc 100644
--- a/lib/lp/code/feed/tests/test_revision.py
+++ b/lib/lp/code/feed/tests/test_revision.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the revision feeds."""
diff --git a/lib/lp/code/interfaces/branch.py b/lib/lp/code/interfaces/branch.py
index 16db888..0643fca 100644
--- a/lib/lp/code/interfaces/branch.py
+++ b/lib/lp/code/interfaces/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Branch interfaces."""
diff --git a/lib/lp/code/interfaces/branchcollection.py b/lib/lp/code/interfaces/branchcollection.py
index 177ca2c..12ae7e5 100644
--- a/lib/lp/code/interfaces/branchcollection.py
+++ b/lib/lp/code/interfaces/branchcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """A collection of branches.
diff --git a/lib/lp/code/interfaces/branchjob.py b/lib/lp/code/interfaces/branchjob.py
index 30df4d2..512763f 100644
--- a/lib/lp/code/interfaces/branchjob.py
+++ b/lib/lp/code/interfaces/branchjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """BranchJob interfaces."""
diff --git a/lib/lp/code/interfaces/branchlink.py b/lib/lp/code/interfaces/branchlink.py
index 75f7382..8ef67cb 100644
--- a/lib/lp/code/interfaces/branchlink.py
+++ b/lib/lp/code/interfaces/branchlink.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2014 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces for linking Specifications and Branches."""
diff --git a/lib/lp/code/interfaces/branchlookup.py b/lib/lp/code/interfaces/branchlookup.py
index da34c87..d793a73 100644
--- a/lib/lp/code/interfaces/branchlookup.py
+++ b/lib/lp/code/interfaces/branchlookup.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Utility for looking up branches by name."""
diff --git a/lib/lp/code/interfaces/branchmergeproposal.py b/lib/lp/code/interfaces/branchmergeproposal.py
index 1b3c916..9dcbc9d 100644
--- a/lib/lp/code/interfaces/branchmergeproposal.py
+++ b/lib/lp/code/interfaces/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """The interface for branch merge proposals."""
diff --git a/lib/lp/code/interfaces/branchnamespace.py b/lib/lp/code/interfaces/branchnamespace.py
index 24c6ffb..706a730 100644
--- a/lib/lp/code/interfaces/branchnamespace.py
+++ b/lib/lp/code/interfaces/branchnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface for a branch namespace."""
diff --git a/lib/lp/code/interfaces/branchsubscription.py b/lib/lp/code/interfaces/branchsubscription.py
index ebd8964..411b5e8 100644
--- a/lib/lp/code/interfaces/branchsubscription.py
+++ b/lib/lp/code/interfaces/branchsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Bazaar branch subscription interfaces."""
diff --git a/lib/lp/code/interfaces/branchtarget.py b/lib/lp/code/interfaces/branchtarget.py
index 32321ba..0d11dc1 100644
--- a/lib/lp/code/interfaces/branchtarget.py
+++ b/lib/lp/code/interfaces/branchtarget.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface for branch targets.
diff --git a/lib/lp/code/interfaces/cibuild.py b/lib/lp/code/interfaces/cibuild.py
index b8c0920..a730f96 100644
--- a/lib/lp/code/interfaces/cibuild.py
+++ b/lib/lp/code/interfaces/cibuild.py
@@ -1,4 +1,4 @@
-# Copyright 2022-2023 Canonical Ltd.  This software is licensed under the
+# Copyright 2022 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces for CI builds."""
diff --git a/lib/lp/code/interfaces/codehosting.py b/lib/lp/code/interfaces/codehosting.py
index 6c3be3a..1e0c487 100644
--- a/lib/lp/code/interfaces/codehosting.py
+++ b/lib/lp/code/interfaces/codehosting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Internal Codehosting API interfaces."""
diff --git a/lib/lp/code/interfaces/codeimport.py b/lib/lp/code/interfaces/codeimport.py
index 6823b1e..7d20707 100644
--- a/lib/lp/code/interfaces/codeimport.py
+++ b/lib/lp/code/interfaces/codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Code import interfaces."""
diff --git a/lib/lp/code/interfaces/codeimportjob.py b/lib/lp/code/interfaces/codeimportjob.py
index dd8d38e..252aa48 100644
--- a/lib/lp/code/interfaces/codeimportjob.py
+++ b/lib/lp/code/interfaces/codeimportjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces and enumeratrions for CodeImportJobs.
diff --git a/lib/lp/code/interfaces/codeimportscheduler.py b/lib/lp/code/interfaces/codeimportscheduler.py
index f3262c7..1b2575a 100644
--- a/lib/lp/code/interfaces/codeimportscheduler.py
+++ b/lib/lp/code/interfaces/codeimportscheduler.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Code import scheduler interfaces."""
diff --git a/lib/lp/code/interfaces/codereviewcomment.py b/lib/lp/code/interfaces/codereviewcomment.py
index 6326909..bdaa378 100644
--- a/lib/lp/code/interfaces/codereviewcomment.py
+++ b/lib/lp/code/interfaces/codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """CodeReviewComment interfaces."""
diff --git a/lib/lp/code/interfaces/diff.py b/lib/lp/code/interfaces/diff.py
index 1e28b22..9e63372 100644
--- a/lib/lp/code/interfaces/diff.py
+++ b/lib/lp/code/interfaces/diff.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces including and related to IDiff."""
diff --git a/lib/lp/code/interfaces/event.py b/lib/lp/code/interfaces/event.py
index 63c0b9e..5c77bec 100644
--- a/lib/lp/code/interfaces/event.py
+++ b/lib/lp/code/interfaces/event.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces for events used in the launchpad code application."""
diff --git a/lib/lp/code/interfaces/gitapi.py b/lib/lp/code/interfaces/gitapi.py
index 98a241a..3231a6e 100644
--- a/lib/lp/code/interfaces/gitapi.py
+++ b/lib/lp/code/interfaces/gitapi.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces for internal Git APIs."""
diff --git a/lib/lp/code/interfaces/gitcollection.py b/lib/lp/code/interfaces/gitcollection.py
index 9cb83cd..8c266b5 100644
--- a/lib/lp/code/interfaces/gitcollection.py
+++ b/lib/lp/code/interfaces/gitcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """A collection of Git repositories.
diff --git a/lib/lp/code/interfaces/githosting.py b/lib/lp/code/interfaces/githosting.py
index 5486efa..71c00ed 100644
--- a/lib/lp/code/interfaces/githosting.py
+++ b/lib/lp/code/interfaces/githosting.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface for communication with the Git hosting service."""
diff --git a/lib/lp/code/interfaces/gitnamespace.py b/lib/lp/code/interfaces/gitnamespace.py
index 418d335..3528ca0 100644
--- a/lib/lp/code/interfaces/gitnamespace.py
+++ b/lib/lp/code/interfaces/gitnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface for a Git repository namespace."""
diff --git a/lib/lp/code/interfaces/gitref.py b/lib/lp/code/interfaces/gitref.py
index 577312c..a3a5394 100644
--- a/lib/lp/code/interfaces/gitref.py
+++ b/lib/lp/code/interfaces/gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git reference ("ref") interfaces."""
diff --git a/lib/lp/code/interfaces/gitrepository.py b/lib/lp/code/interfaces/gitrepository.py
index f8b04fb..e40be5d 100644
--- a/lib/lp/code/interfaces/gitrepository.py
+++ b/lib/lp/code/interfaces/gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git repository interfaces."""
diff --git a/lib/lp/code/interfaces/gitrule.py b/lib/lp/code/interfaces/gitrule.py
index 8acf69f..5dba1a6 100644
--- a/lib/lp/code/interfaces/gitrule.py
+++ b/lib/lp/code/interfaces/gitrule.py
@@ -1,4 +1,4 @@
-# Copyright 2018-2019 Canonical Ltd.  This software is licensed under the
+# Copyright 2018 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git repository access rules."""
diff --git a/lib/lp/code/interfaces/gitsubscription.py b/lib/lp/code/interfaces/gitsubscription.py
index dea553b..2ecd672 100644
--- a/lib/lp/code/interfaces/gitsubscription.py
+++ b/lib/lp/code/interfaces/gitsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git repository subscription interfaces."""
diff --git a/lib/lp/code/interfaces/hasbranches.py b/lib/lp/code/interfaces/hasbranches.py
index 7fc29b0..b51afa2 100644
--- a/lib/lp/code/interfaces/hasbranches.py
+++ b/lib/lp/code/interfaces/hasbranches.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface definitions for IHas<code related bits>."""
diff --git a/lib/lp/code/interfaces/hasrecipes.py b/lib/lp/code/interfaces/hasrecipes.py
index d856fb8..ed48690 100644
--- a/lib/lp/code/interfaces/hasrecipes.py
+++ b/lib/lp/code/interfaces/hasrecipes.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface definitions for IHasRecipes."""
diff --git a/lib/lp/code/interfaces/revisionstatus.py b/lib/lp/code/interfaces/revisionstatus.py
index f104dcb..2e75adc 100644
--- a/lib/lp/code/interfaces/revisionstatus.py
+++ b/lib/lp/code/interfaces/revisionstatus.py
@@ -1,4 +1,4 @@
-# Copyright 2021-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2021 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interfaces for revision status reports and artifacts."""
diff --git a/lib/lp/code/interfaces/sourcepackagerecipe.py b/lib/lp/code/interfaces/sourcepackagerecipe.py
index b104353..e4f7d52 100644
--- a/lib/lp/code/interfaces/sourcepackagerecipe.py
+++ b/lib/lp/code/interfaces/sourcepackagerecipe.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Interface of the `SourcePackageRecipe` content type."""
diff --git a/lib/lp/code/interfaces/tests/test_branch.py b/lib/lp/code/interfaces/tests/test_branch.py
index 999a069..cc3587d 100644
--- a/lib/lp/code/interfaces/tests/test_branch.py
+++ b/lib/lp/code/interfaces/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests of the branch interface."""
diff --git a/lib/lp/code/interfaces/webservice.py b/lib/lp/code/interfaces/webservice.py
index 43e8436..568f4a9 100644
--- a/lib/lp/code/interfaces/webservice.py
+++ b/lib/lp/code/interfaces/webservice.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """All the interfaces that are exposed through the webservice.
diff --git a/lib/lp/code/javascript/branch.bugspeclinks.js b/lib/lp/code/javascript/branch.bugspeclinks.js
index e76e347..abcc242 100644
--- a/lib/lp/code/javascript/branch.bugspeclinks.js
+++ b/lib/lp/code/javascript/branch.bugspeclinks.js
@@ -1,4 +1,4 @@
-/* Copyright 2012-2017 Canonical Ltd.  This software is licensed under the
+/* Copyright 2012 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE).
  *
  * Provide functionality for picking a bug.
diff --git a/lib/lp/code/javascript/branch.information_type_choice.js b/lib/lp/code/javascript/branch.information_type_choice.js
index 891df82..613b663 100644
--- a/lib/lp/code/javascript/branch.information_type_choice.js
+++ b/lib/lp/code/javascript/branch.information_type_choice.js
@@ -1,4 +1,4 @@
-/* Copyright 2012-2015 Canonical Ltd.  This software is licensed under the
+/* Copyright 2012 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE).
  *
  * Information Type choice widget for branch pages.
diff --git a/lib/lp/code/javascript/branch.revisionexpander.js b/lib/lp/code/javascript/branch.revisionexpander.js
index 28c8990..a8f2f48 100644
--- a/lib/lp/code/javascript/branch.revisionexpander.js
+++ b/lib/lp/code/javascript/branch.revisionexpander.js
@@ -1,4 +1,4 @@
-/* Copyright 2011-2016 Canonical Ltd.  This software is licensed under the
+/* Copyright 2011 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE).
  *
  * Expandable branch revisions.
diff --git a/lib/lp/code/javascript/branchmergeproposal.inlinecomments.js b/lib/lp/code/javascript/branchmergeproposal.inlinecomments.js
index f37fcf3..3ac7abb 100644
--- a/lib/lp/code/javascript/branchmergeproposal.inlinecomments.js
+++ b/lib/lp/code/javascript/branchmergeproposal.inlinecomments.js
@@ -1,4 +1,4 @@
-/* Copyright 2014-2019 Canonical Ltd.  This software is licensed under the
+/* Copyright 2014 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE).
  *
  * Code for handling inline comments in diffs.
diff --git a/lib/lp/code/javascript/branchmergeproposal.reviewcomment.js b/lib/lp/code/javascript/branchmergeproposal.reviewcomment.js
index 3f9b619..dfd42fd 100644
--- a/lib/lp/code/javascript/branchmergeproposal.reviewcomment.js
+++ b/lib/lp/code/javascript/branchmergeproposal.reviewcomment.js
@@ -1,4 +1,4 @@
-/* Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+/* Copyright 2009 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE).
  *
  * Library for code review javascript.
diff --git a/lib/lp/code/javascript/tests/test_branchdiff.js b/lib/lp/code/javascript/tests/test_branchdiff.js
index 7070287..b04027c 100644
--- a/lib/lp/code/javascript/tests/test_branchdiff.js
+++ b/lib/lp/code/javascript/tests/test_branchdiff.js
@@ -1,4 +1,4 @@
-/* Copyright 2010-2012 Canonical Ltd.  This software is licensed under the
+/* Copyright 2010 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE). */
 
 YUI.add('lp.code.branch.mergeproposal.test', function (Y) {
diff --git a/lib/lp/code/javascript/tests/test_branchrevisionexpander.js b/lib/lp/code/javascript/tests/test_branchrevisionexpander.js
index 643310d..6939c43 100644
--- a/lib/lp/code/javascript/tests/test_branchrevisionexpander.js
+++ b/lib/lp/code/javascript/tests/test_branchrevisionexpander.js
@@ -1,4 +1,4 @@
-/* Copyright 2010-2016 Canonical Ltd.  This software is licensed under the
+/* Copyright 2010 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE). */
 
 YUI.add('lp.code.branch.revisionexpander.test', function (Y) {
diff --git a/lib/lp/code/javascript/tests/test_bugspeclinks.html b/lib/lp/code/javascript/tests/test_bugspeclinks.html
index eba3d88..defaa14 100644
--- a/lib/lp/code/javascript/tests/test_bugspeclinks.html
+++ b/lib/lp/code/javascript/tests/test_bugspeclinks.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright 2012-2017 Canonical Ltd.  This software is licensed under the
+Copyright 2012 Canonical Ltd.  This software is licensed under the
 GNU Affero General Public License version 3 (see the file LICENSE).
 -->
 
diff --git a/lib/lp/code/javascript/tests/test_bugspeclinks.js b/lib/lp/code/javascript/tests/test_bugspeclinks.js
index 22303c0..56532a5 100644
--- a/lib/lp/code/javascript/tests/test_bugspeclinks.js
+++ b/lib/lp/code/javascript/tests/test_bugspeclinks.js
@@ -1,4 +1,4 @@
-/* Copyright 2012-2017 Canonical Ltd.  This software is licensed under the
+/* Copyright 2012 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE). */
 
 YUI.add('lp.code.branch.bugspeclinks.test', function (Y) {
diff --git a/lib/lp/code/javascript/tests/test_information_type_choice.js b/lib/lp/code/javascript/tests/test_information_type_choice.js
index 2002454..42e560c 100644
--- a/lib/lp/code/javascript/tests/test_information_type_choice.js
+++ b/lib/lp/code/javascript/tests/test_information_type_choice.js
@@ -1,4 +1,4 @@
-/* Copyright 2012-2015 Canonical Ltd.  This software is licensed under the
+/* Copyright 2012 Canonical Ltd.  This software is licensed under the
  * GNU Affero General Public License version 3 (see the file LICENSE). */
 
 YUI.add('lp.code.branch.information_type_choice.test', function (Y) {
diff --git a/lib/lp/code/javascript/tests/test_requestbuild_overlay.html b/lib/lp/code/javascript/tests/test_requestbuild_overlay.html
index c003c7a..7509e79 100644
--- a/lib/lp/code/javascript/tests/test_requestbuild_overlay.html
+++ b/lib/lp/code/javascript/tests/test_requestbuild_overlay.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
-Copyright 2012-2014 Canonical Ltd.  This software is licensed under the
+Copyright 2012 Canonical Ltd.  This software is licensed under the
 GNU Affero General Public License version 3 (see the file LICENSE).
 -->
 
diff --git a/lib/lp/code/mail/branch.py b/lib/lp/code/mail/branch.py
index 99945c2..e26050b 100644
--- a/lib/lp/code/mail/branch.py
+++ b/lib/lp/code/mail/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Email notifications related to branches."""
diff --git a/lib/lp/code/mail/branchmergeproposal.py b/lib/lp/code/mail/branchmergeproposal.py
index abd7f27..2d13f7f 100644
--- a/lib/lp/code/mail/branchmergeproposal.py
+++ b/lib/lp/code/mail/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Email notifications related to branch merge proposals."""
diff --git a/lib/lp/code/mail/codehandler.py b/lib/lp/code/mail/codehandler.py
index 6eb574a..c6627be 100644
--- a/lib/lp/code/mail/codehandler.py
+++ b/lib/lp/code/mail/codehandler.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 import operator
diff --git a/lib/lp/code/mail/codeimport.py b/lib/lp/code/mail/codeimport.py
index 4e54575..18dea14 100644
--- a/lib/lp/code/mail/codeimport.py
+++ b/lib/lp/code/mail/codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Email notifications related to code imports."""
diff --git a/lib/lp/code/mail/codereviewcomment.py b/lib/lp/code/mail/codereviewcomment.py
index 20c0ddf..37b4ee5 100644
--- a/lib/lp/code/mail/codereviewcomment.py
+++ b/lib/lp/code/mail/codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Email notifications for code review comments."""
diff --git a/lib/lp/code/mail/sourcepackagerecipebuild.py b/lib/lp/code/mail/sourcepackagerecipebuild.py
index db237e5..713ef0c 100644
--- a/lib/lp/code/mail/sourcepackagerecipebuild.py
+++ b/lib/lp/code/mail/sourcepackagerecipebuild.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/mail/tests/test_branch.py b/lib/lp/code/mail/tests/test_branch.py
index c46b00d..fff60d4 100644
--- a/lib/lp/code/mail/tests/test_branch.py
+++ b/lib/lp/code/mail/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Branch-related mailings"""
diff --git a/lib/lp/code/mail/tests/test_branchmergeproposal.py b/lib/lp/code/mail/tests/test_branchmergeproposal.py
index 3da9c85..d38d2d5 100644
--- a/lib/lp/code/mail/tests/test_branchmergeproposal.py
+++ b/lib/lp/code/mail/tests/test_branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for BranchMergeProposal mailings"""
diff --git a/lib/lp/code/mail/tests/test_codehandler.py b/lib/lp/code/mail/tests/test_codehandler.py
index eeb65e1..2b0fb6f 100644
--- a/lib/lp/code/mail/tests/test_codehandler.py
+++ b/lib/lp/code/mail/tests/test_codehandler.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Testing the CodeHandler."""
diff --git a/lib/lp/code/mail/tests/test_codeimport.py b/lib/lp/code/mail/tests/test_codeimport.py
index 90cd288..d3d4481 100644
--- a/lib/lp/code/mail/tests/test_codeimport.py
+++ b/lib/lp/code/mail/tests/test_codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for code import related mailings"""
diff --git a/lib/lp/code/mail/tests/test_codereviewcomment.py b/lib/lp/code/mail/tests/test_codereviewcomment.py
index ec29dbe..a847227 100644
--- a/lib/lp/code/mail/tests/test_codereviewcomment.py
+++ b/lib/lp/code/mail/tests/test_codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test CodeReviewComment emailing functionality."""
diff --git a/lib/lp/code/mail/tests/test_sourcepackagerecipebuild.py b/lib/lp/code/mail/tests/test_sourcepackagerecipebuild.py
index 42ba7a2..6649967 100644
--- a/lib/lp/code/mail/tests/test_sourcepackagerecipebuild.py
+++ b/lib/lp/code/mail/tests/test_sourcepackagerecipebuild.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from datetime import timedelta
diff --git a/lib/lp/code/model/branch.py b/lib/lp/code/model/branch.py
index 4b15176..20fdf26 100644
--- a/lib/lp/code/model/branch.py
+++ b/lib/lp/code/model/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/branchcollection.py b/lib/lp/code/model/branchcollection.py
index 8f20bd1..848383d 100644
--- a/lib/lp/code/model/branchcollection.py
+++ b/lib/lp/code/model/branchcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of `IBranchCollection`."""
diff --git a/lib/lp/code/model/branchjob.py b/lib/lp/code/model/branchjob.py
index e3781f5..db0099d 100644
--- a/lib/lp/code/model/branchjob.py
+++ b/lib/lp/code/model/branchjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/branchlookup.py b/lib/lp/code/model/branchlookup.py
index 5abf549..1b5eff8 100644
--- a/lib/lp/code/model/branchlookup.py
+++ b/lib/lp/code/model/branchlookup.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database implementation of the branch lookup utility."""
diff --git a/lib/lp/code/model/branchmergeproposal.py b/lib/lp/code/model/branchmergeproposal.py
index a697a66..277a03e 100644
--- a/lib/lp/code/model/branchmergeproposal.py
+++ b/lib/lp/code/model/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database class for branch merge proposals."""
diff --git a/lib/lp/code/model/branchmergeproposaljob.py b/lib/lp/code/model/branchmergeproposaljob.py
index c4fb588..d55a815 100644
--- a/lib/lp/code/model/branchmergeproposaljob.py
+++ b/lib/lp/code/model/branchmergeproposaljob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Job classes related to BranchMergeProposals are in here.
diff --git a/lib/lp/code/model/branchnamespace.py b/lib/lp/code/model/branchnamespace.py
index f441c41..130cac4 100644
--- a/lib/lp/code/model/branchnamespace.py
+++ b/lib/lp/code/model/branchnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of `IBranchNamespace`."""
diff --git a/lib/lp/code/model/branchrevision.py b/lib/lp/code/model/branchrevision.py
index 847f034..2a153be 100644
--- a/lib/lp/code/model/branchrevision.py
+++ b/lib/lp/code/model/branchrevision.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2010 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/branchsubscription.py b/lib/lp/code/model/branchsubscription.py
index 5b4579d..288f919 100644
--- a/lib/lp/code/model/branchsubscription.py
+++ b/lib/lp/code/model/branchsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = ["BranchSubscription"]
diff --git a/lib/lp/code/model/branchtarget.py b/lib/lp/code/model/branchtarget.py
index ceb60fa..52a9d87 100644
--- a/lib/lp/code/model/branchtarget.py
+++ b/lib/lp/code/model/branchtarget.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Branch targets."""
diff --git a/lib/lp/code/model/cibuild.py b/lib/lp/code/model/cibuild.py
index f6faff6..2cdae3a 100644
--- a/lib/lp/code/model/cibuild.py
+++ b/lib/lp/code/model/cibuild.py
@@ -1,4 +1,4 @@
-# Copyright 2022-2023 Canonical Ltd.  This software is licensed under the
+# Copyright 2022 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """CI builds."""
diff --git a/lib/lp/code/model/codeimport.py b/lib/lp/code/model/codeimport.py
index 185888f..5ba1ed7 100644
--- a/lib/lp/code/model/codeimport.py
+++ b/lib/lp/code/model/codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database classes including and related to CodeImport."""
diff --git a/lib/lp/code/model/codeimportevent.py b/lib/lp/code/model/codeimportevent.py
index 89f14f2..8070bec 100644
--- a/lib/lp/code/model/codeimportevent.py
+++ b/lib/lp/code/model/codeimportevent.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database classes related to and including CodeImportEvent."""
diff --git a/lib/lp/code/model/codeimportjob.py b/lib/lp/code/model/codeimportjob.py
index a5de3ce..94323c6 100644
--- a/lib/lp/code/model/codeimportjob.py
+++ b/lib/lp/code/model/codeimportjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database classes for the CodeImportJob table."""
diff --git a/lib/lp/code/model/codeimportmachine.py b/lib/lp/code/model/codeimportmachine.py
index 1a191b7..18e81dd 100644
--- a/lib/lp/code/model/codeimportmachine.py
+++ b/lib/lp/code/model/codeimportmachine.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database classes including and related to CodeImportMachine."""
diff --git a/lib/lp/code/model/codeimportresult.py b/lib/lp/code/model/codeimportresult.py
index d089233..821d0a2 100644
--- a/lib/lp/code/model/codeimportresult.py
+++ b/lib/lp/code/model/codeimportresult.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database classes for the CodeImportResult table."""
diff --git a/lib/lp/code/model/codereviewcomment.py b/lib/lp/code/model/codereviewcomment.py
index 90cfc5e..b229f6d 100644
--- a/lib/lp/code/model/codereviewcomment.py
+++ b/lib/lp/code/model/codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """The database implementation class for CodeReviewComment."""
diff --git a/lib/lp/code/model/defaultgit.py b/lib/lp/code/model/defaultgit.py
index 57d2edb..79c7e00 100644
--- a/lib/lp/code/model/defaultgit.py
+++ b/lib/lp/code/model/defaultgit.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementation of `ICanHasDefaultGitRepository`."""
diff --git a/lib/lp/code/model/diff.py b/lib/lp/code/model/diff.py
index da25c0c..9592b8f 100644
--- a/lib/lp/code/model/diff.py
+++ b/lib/lp/code/model/diff.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementation classes for IDiff, etc."""
diff --git a/lib/lp/code/model/directbranchcommit.py b/lib/lp/code/model/directbranchcommit.py
index cae7d70..74a1220 100644
--- a/lib/lp/code/model/directbranchcommit.py
+++ b/lib/lp/code/model/directbranchcommit.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2010 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Commit files straight to bzr branch."""
diff --git a/lib/lp/code/model/gitcollection.py b/lib/lp/code/model/gitcollection.py
index d26b2d1..fe7055c 100644
--- a/lib/lp/code/model/gitcollection.py
+++ b/lib/lp/code/model/gitcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of `IGitCollection`."""
diff --git a/lib/lp/code/model/githosting.py b/lib/lp/code/model/githosting.py
index 9a42a4c..68a4a29 100644
--- a/lib/lp/code/model/githosting.py
+++ b/lib/lp/code/model/githosting.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Communication with the Git hosting service."""
diff --git a/lib/lp/code/model/gitjob.py b/lib/lp/code/model/gitjob.py
index f1e9fce..3ff9ba1 100644
--- a/lib/lp/code/model/gitjob.py
+++ b/lib/lp/code/model/gitjob.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/gitlookup.py b/lib/lp/code/model/gitlookup.py
index 733ecf2..581a35c 100644
--- a/lib/lp/code/model/gitlookup.py
+++ b/lib/lp/code/model/gitlookup.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Database implementation of the Git repository lookup utility."""
diff --git a/lib/lp/code/model/gitnamespace.py b/lib/lp/code/model/gitnamespace.py
index 0b0fe02..5586f4d 100644
--- a/lib/lp/code/model/gitnamespace.py
+++ b/lib/lp/code/model/gitnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of `IGitNamespace`."""
diff --git a/lib/lp/code/model/gitref.py b/lib/lp/code/model/gitref.py
index 48c8f32..9790e04 100644
--- a/lib/lp/code/model/gitref.py
+++ b/lib/lp/code/model/gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/gitrepository.py b/lib/lp/code/model/gitrepository.py
index 738a181..a1669be 100644
--- a/lib/lp/code/model/gitrepository.py
+++ b/lib/lp/code/model/gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2023 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/gitrule.py b/lib/lp/code/model/gitrule.py
index 397f451..5e3d07f 100644
--- a/lib/lp/code/model/gitrule.py
+++ b/lib/lp/code/model/gitrule.py
@@ -1,4 +1,4 @@
-# Copyright 2018-2019 Canonical Ltd.  This software is licensed under the
+# Copyright 2018 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Git repository access rules."""
diff --git a/lib/lp/code/model/hasbranches.py b/lib/lp/code/model/hasbranches.py
index d12a82b..17c08ca 100644
--- a/lib/lp/code/model/hasbranches.py
+++ b/lib/lp/code/model/hasbranches.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Mixin classes to implement methods for IHas<code related bits>."""
diff --git a/lib/lp/code/model/recipebuilder.py b/lib/lp/code/model/recipebuilder.py
index 8564b88..1ce5bee 100644
--- a/lib/lp/code/model/recipebuilder.py
+++ b/lib/lp/code/model/recipebuilder.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Code to build recipes on the buildfarm."""
diff --git a/lib/lp/code/model/revision.py b/lib/lp/code/model/revision.py
index b47402d..a375e5b 100644
--- a/lib/lp/code/model/revision.py
+++ b/lib/lp/code/model/revision.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/revisionstatus.py b/lib/lp/code/model/revisionstatus.py
index 8428780..df80974 100644
--- a/lib/lp/code/model/revisionstatus.py
+++ b/lib/lp/code/model/revisionstatus.py
@@ -1,4 +1,4 @@
-# Copyright 2021-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2021 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __all__ = [
diff --git a/lib/lp/code/model/sourcepackagerecipe.py b/lib/lp/code/model/sourcepackagerecipe.py
index 4cd3891..d30e1ec 100644
--- a/lib/lp/code/model/sourcepackagerecipe.py
+++ b/lib/lp/code/model/sourcepackagerecipe.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementation of the `SourcePackageRecipe` content type."""
diff --git a/lib/lp/code/model/sourcepackagerecipebuild.py b/lib/lp/code/model/sourcepackagerecipebuild.py
index 00d6ddb..e3043d0 100644
--- a/lib/lp/code/model/sourcepackagerecipebuild.py
+++ b/lib/lp/code/model/sourcepackagerecipebuild.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementation code for source package builds."""
diff --git a/lib/lp/code/model/sourcepackagerecipedata.py b/lib/lp/code/model/sourcepackagerecipedata.py
index ae00b03..446630c 100644
--- a/lib/lp/code/model/sourcepackagerecipedata.py
+++ b/lib/lp/code/model/sourcepackagerecipedata.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementation of the recipe storage.
diff --git a/lib/lp/code/model/tests/test_branch.py b/lib/lp/code/model/tests/test_branch.py
index 9e6cf93..7930891 100644
--- a/lib/lp/code/model/tests/test_branch.py
+++ b/lib/lp/code/model/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Branches."""
diff --git a/lib/lp/code/model/tests/test_branchcloud.py b/lib/lp/code/model/tests/test_branchcloud.py
index cb9575c..c74c317 100644
--- a/lib/lp/code/model/tests/test_branchcloud.py
+++ b/lib/lp/code/model/tests/test_branchcloud.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for IBranchCloud provider."""
diff --git a/lib/lp/code/model/tests/test_branchcollection.py b/lib/lp/code/model/tests/test_branchcollection.py
index f48f5c7..e7c1f96 100644
--- a/lib/lp/code/model/tests/test_branchcollection.py
+++ b/lib/lp/code/model/tests/test_branchcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for branch collections."""
diff --git a/lib/lp/code/model/tests/test_branchjob.py b/lib/lp/code/model/tests/test_branchjob.py
index a9610b3..ea830a3 100644
--- a/lib/lp/code/model/tests/test_branchjob.py
+++ b/lib/lp/code/model/tests/test_branchjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for BranchJobs."""
diff --git a/lib/lp/code/model/tests/test_branchlistingqueryoptimiser.py b/lib/lp/code/model/tests/test_branchlistingqueryoptimiser.py
index 0336db3..2fbbf00 100644
--- a/lib/lp/code/model/tests/test_branchlistingqueryoptimiser.py
+++ b/lib/lp/code/model/tests/test_branchlistingqueryoptimiser.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the branch listing query optimiser."""
diff --git a/lib/lp/code/model/tests/test_branchlookup.py b/lib/lp/code/model/tests/test_branchlookup.py
index 97fe77f..1533b50 100644
--- a/lib/lp/code/model/tests/test_branchlookup.py
+++ b/lib/lp/code/model/tests/test_branchlookup.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the IBranchLookup implementation."""
diff --git a/lib/lp/code/model/tests/test_branchmergeproposal.py b/lib/lp/code/model/tests/test_branchmergeproposal.py
index d5229ee..e628757 100644
--- a/lib/lp/code/model/tests/test_branchmergeproposal.py
+++ b/lib/lp/code/model/tests/test_branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for BranchMergeProposals."""
diff --git a/lib/lp/code/model/tests/test_branchmergeproposaljobs.py b/lib/lp/code/model/tests/test_branchmergeproposaljobs.py
index 5edd3fa..0fad463 100644
--- a/lib/lp/code/model/tests/test_branchmergeproposaljobs.py
+++ b/lib/lp/code/model/tests/test_branchmergeproposaljobs.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2019 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for branch merge proposal jobs."""
diff --git a/lib/lp/code/model/tests/test_branchnamespace.py b/lib/lp/code/model/tests/test_branchnamespace.py
index 20bbf32..6e4fb73 100644
--- a/lib/lp/code/model/tests/test_branchnamespace.py
+++ b/lib/lp/code/model/tests/test_branchnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for `IBranchNamespace` implementations."""
diff --git a/lib/lp/code/model/tests/test_branchpuller.py b/lib/lp/code/model/tests/test_branchpuller.py
index c70cb6b..83e85d2 100644
--- a/lib/lp/code/model/tests/test_branchpuller.py
+++ b/lib/lp/code/model/tests/test_branchpuller.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the branch puller model code."""
diff --git a/lib/lp/code/model/tests/test_branchset.py b/lib/lp/code/model/tests/test_branchset.py
index b6fcd5c..5e02a39 100644
--- a/lib/lp/code/model/tests/test_branchset.py
+++ b/lib/lp/code/model/tests/test_branchset.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for BranchSet."""
diff --git a/lib/lp/code/model/tests/test_branchsubscription.py b/lib/lp/code/model/tests/test_branchsubscription.py
index 9950e4e..6191e9a 100644
--- a/lib/lp/code/model/tests/test_branchsubscription.py
+++ b/lib/lp/code/model/tests/test_branchsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the BranchSubscription model object."""
diff --git a/lib/lp/code/model/tests/test_branchtarget.py b/lib/lp/code/model/tests/test_branchtarget.py
index 85647fe..f9c1447 100644
--- a/lib/lp/code/model/tests/test_branchtarget.py
+++ b/lib/lp/code/model/tests/test_branchtarget.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for branch contexts."""
diff --git a/lib/lp/code/model/tests/test_branchvisibility.py b/lib/lp/code/model/tests/test_branchvisibility.py
index f2cb742..59c167c 100644
--- a/lib/lp/code/model/tests/test_branchvisibility.py
+++ b/lib/lp/code/model/tests/test_branchvisibility.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2011 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for visibility of branches.
diff --git a/lib/lp/code/model/tests/test_cibuild.py b/lib/lp/code/model/tests/test_cibuild.py
index 78d7f14..db7b4d5 100644
--- a/lib/lp/code/model/tests/test_cibuild.py
+++ b/lib/lp/code/model/tests/test_cibuild.py
@@ -1,4 +1,4 @@
-# Copyright 2022-2023 Canonical Ltd.  This software is licensed under the
+# Copyright 2022 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test CI builds."""
diff --git a/lib/lp/code/model/tests/test_codeimport.py b/lib/lp/code/model/tests/test_codeimport.py
index ceede52..d381715 100644
--- a/lib/lp/code/model/tests/test_codeimport.py
+++ b/lib/lp/code/model/tests/test_codeimport.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for methods of CodeImport and CodeImportSet."""
diff --git a/lib/lp/code/model/tests/test_codeimportjob.py b/lib/lp/code/model/tests/test_codeimportjob.py
index 6dd2957..b88a17e 100644
--- a/lib/lp/code/model/tests/test_codeimportjob.py
+++ b/lib/lp/code/model/tests/test_codeimportjob.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for CodeImportJob and CodeImportJobWorkflow."""
diff --git a/lib/lp/code/model/tests/test_codeimportmachine.py b/lib/lp/code/model/tests/test_codeimportmachine.py
index 230041f..b702c75 100644
--- a/lib/lp/code/model/tests/test_codeimportmachine.py
+++ b/lib/lp/code/model/tests/test_codeimportmachine.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for methods of CodeImportMachine.
diff --git a/lib/lp/code/model/tests/test_codeimportresult.py b/lib/lp/code/model/tests/test_codeimportresult.py
index 5189093..eb429cd 100644
--- a/lib/lp/code/model/tests/test_codeimportresult.py
+++ b/lib/lp/code/model/tests/test_codeimportresult.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2011 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for CodeImportResult."""
diff --git a/lib/lp/code/model/tests/test_codereviewcomment.py b/lib/lp/code/model/tests/test_codereviewcomment.py
index 3c01ea9..ff3d282 100644
--- a/lib/lp/code/model/tests/test_codereviewcomment.py
+++ b/lib/lp/code/model/tests/test_codereviewcomment.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for CodeReviewComment"""
diff --git a/lib/lp/code/model/tests/test_codereviewinlinecomment.py b/lib/lp/code/model/tests/test_codereviewinlinecomment.py
index 8040b03..f17d7b0 100644
--- a/lib/lp/code/model/tests/test_codereviewinlinecomment.py
+++ b/lib/lp/code/model/tests/test_codereviewinlinecomment.py
@@ -1,4 +1,4 @@
-# Copyright 2013-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2013 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for CodeReviewInlineComment{,Draft,Set}"""
diff --git a/lib/lp/code/model/tests/test_codereviewkarma.py b/lib/lp/code/model/tests/test_codereviewkarma.py
index 4278a3c..d0b78f9 100644
--- a/lib/lp/code/model/tests/test_codereviewkarma.py
+++ b/lib/lp/code/model/tests/test_codereviewkarma.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for karma allocated for code reviews."""
diff --git a/lib/lp/code/model/tests/test_codereviewvote.py b/lib/lp/code/model/tests/test_codereviewvote.py
index 6330bb7..515c940 100644
--- a/lib/lp/code/model/tests/test_codereviewvote.py
+++ b/lib/lp/code/model/tests/test_codereviewvote.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from zope.security.interfaces import Unauthorized
diff --git a/lib/lp/code/model/tests/test_diff.py b/lib/lp/code/model/tests/test_diff.py
index 5da177f..35744ea 100644
--- a/lib/lp/code/model/tests/test_diff.py
+++ b/lib/lp/code/model/tests/test_diff.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Diff, etc."""
diff --git a/lib/lp/code/model/tests/test_gitcollection.py b/lib/lp/code/model/tests/test_gitcollection.py
index 44ed4fc..b6f4f94 100644
--- a/lib/lp/code/model/tests/test_gitcollection.py
+++ b/lib/lp/code/model/tests/test_gitcollection.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Git repository collections."""
diff --git a/lib/lp/code/model/tests/test_githosting.py b/lib/lp/code/model/tests/test_githosting.py
index 0f5cf62..2ac3ba9 100644
--- a/lib/lp/code/model/tests/test_githosting.py
+++ b/lib/lp/code/model/tests/test_githosting.py
@@ -1,4 +1,4 @@
-# Copyright 2016-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2016 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for `GitHostingClient`.
diff --git a/lib/lp/code/model/tests/test_gitjob.py b/lib/lp/code/model/tests/test_gitjob.py
index 3ca4fe2..ceaba74 100644
--- a/lib/lp/code/model/tests/test_gitjob.py
+++ b/lib/lp/code/model/tests/test_gitjob.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for `GitJob`s."""
diff --git a/lib/lp/code/model/tests/test_gitlookup.py b/lib/lp/code/model/tests/test_gitlookup.py
index 123868f..5d471e4 100644
--- a/lib/lp/code/model/tests/test_gitlookup.py
+++ b/lib/lp/code/model/tests/test_gitlookup.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the IGitLookup implementation."""
diff --git a/lib/lp/code/model/tests/test_gitnamespace.py b/lib/lp/code/model/tests/test_gitnamespace.py
index 5775b18..ab477b9 100644
--- a/lib/lp/code/model/tests/test_gitnamespace.py
+++ b/lib/lp/code/model/tests/test_gitnamespace.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for `IGitNamespace` implementations."""
diff --git a/lib/lp/code/model/tests/test_gitref.py b/lib/lp/code/model/tests/test_gitref.py
index fefcf02..4ba5916 100644
--- a/lib/lp/code/model/tests/test_gitref.py
+++ b/lib/lp/code/model/tests/test_gitref.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2021 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Git references."""
diff --git a/lib/lp/code/model/tests/test_gitrepository.py b/lib/lp/code/model/tests/test_gitrepository.py
index 5ab6996..7b70558 100644
--- a/lib/lp/code/model/tests/test_gitrepository.py
+++ b/lib/lp/code/model/tests/test_gitrepository.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2023 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Git repositories."""
diff --git a/lib/lp/code/model/tests/test_gitrule.py b/lib/lp/code/model/tests/test_gitrule.py
index e43e0eb..acc11c2 100644
--- a/lib/lp/code/model/tests/test_gitrule.py
+++ b/lib/lp/code/model/tests/test_gitrule.py
@@ -1,4 +1,4 @@
-# Copyright 2018-2019 Canonical Ltd.  This software is licensed under the
+# Copyright 2018 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Git repository access rules."""
diff --git a/lib/lp/code/model/tests/test_gitsubscription.py b/lib/lp/code/model/tests/test_gitsubscription.py
index 292df4d..b0c6aad 100644
--- a/lib/lp/code/model/tests/test_gitsubscription.py
+++ b/lib/lp/code/model/tests/test_gitsubscription.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the GitSubscription model object."""
diff --git a/lib/lp/code/model/tests/test_hasbranches.py b/lib/lp/code/model/tests/test_hasbranches.py
index de77dba..64bfdbd 100644
--- a/lib/lp/code/model/tests/test_hasbranches.py
+++ b/lib/lp/code/model/tests/test_hasbranches.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for classes that implement IHasBranches."""
diff --git a/lib/lp/code/model/tests/test_hasgitrepositories.py b/lib/lp/code/model/tests/test_hasgitrepositories.py
index 600c5ed..8e4593e 100644
--- a/lib/lp/code/model/tests/test_hasgitrepositories.py
+++ b/lib/lp/code/model/tests/test_hasgitrepositories.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for classes that implement IHasGitRepositories."""
diff --git a/lib/lp/code/model/tests/test_hasmergeproposals.py b/lib/lp/code/model/tests/test_hasmergeproposals.py
index 532410a..a83e8df 100644
--- a/lib/lp/code/model/tests/test_hasmergeproposals.py
+++ b/lib/lp/code/model/tests/test_hasmergeproposals.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for classes that implement IHasMergeProposals."""
diff --git a/lib/lp/code/model/tests/test_hasrecipes.py b/lib/lp/code/model/tests/test_hasrecipes.py
index 613d814..5e0b1ea 100644
--- a/lib/lp/code/model/tests/test_hasrecipes.py
+++ b/lib/lp/code/model/tests/test_hasrecipes.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for classes that implement IHasRecipes."""
diff --git a/lib/lp/code/model/tests/test_linkedbranch.py b/lib/lp/code/model/tests/test_linkedbranch.py
index 8f1d066..bcf836e 100644
--- a/lib/lp/code/model/tests/test_linkedbranch.py
+++ b/lib/lp/code/model/tests/test_linkedbranch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for linked branch implementations."""
diff --git a/lib/lp/code/model/tests/test_recipebuilder.py b/lib/lp/code/model/tests/test_recipebuilder.py
index fe44620..7955ae3 100644
--- a/lib/lp/code/model/tests/test_recipebuilder.py
+++ b/lib/lp/code/model/tests/test_recipebuilder.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test RecipeBuildBehaviour."""
diff --git a/lib/lp/code/model/tests/test_revision.py b/lib/lp/code/model/tests/test_revision.py
index 0fac209..e6631c7 100644
--- a/lib/lp/code/model/tests/test_revision.py
+++ b/lib/lp/code/model/tests/test_revision.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for Revisions."""
diff --git a/lib/lp/code/model/tests/test_revisionauthor.py b/lib/lp/code/model/tests/test_revisionauthor.py
index 37401f6..8f871c3 100644
--- a/lib/lp/code/model/tests/test_revisionauthor.py
+++ b/lib/lp/code/model/tests/test_revisionauthor.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for RevisionAuthors."""
diff --git a/lib/lp/code/model/tests/test_revisioncache.py b/lib/lp/code/model/tests/test_revisioncache.py
index b355e76..cb40d83 100644
--- a/lib/lp/code/model/tests/test_revisioncache.py
+++ b/lib/lp/code/model/tests/test_revisioncache.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests relating to the revision cache."""
diff --git a/lib/lp/code/model/tests/test_revisionstatus.py b/lib/lp/code/model/tests/test_revisionstatus.py
index 9ff6cc9..9279967 100644
--- a/lib/lp/code/model/tests/test_revisionstatus.py
+++ b/lib/lp/code/model/tests/test_revisionstatus.py
@@ -1,4 +1,4 @@
-# Copyright 2021-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2021 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for revision status reports and artifacts."""
diff --git a/lib/lp/code/model/tests/test_seriessourcepackagebranch.py b/lib/lp/code/model/tests/test_seriessourcepackagebranch.py
index eb3274b..d23943f 100644
--- a/lib/lp/code/model/tests/test_seriessourcepackagebranch.py
+++ b/lib/lp/code/model/tests/test_seriessourcepackagebranch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Model tests for distro series source package branch links."""
diff --git a/lib/lp/code/model/tests/test_sourcepackagerecipebuild.py b/lib/lp/code/model/tests/test_sourcepackagerecipebuild.py
index 82227d7..5b119fe 100644
--- a/lib/lp/code/model/tests/test_sourcepackagerecipebuild.py
+++ b/lib/lp/code/model/tests/test_sourcepackagerecipebuild.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for source package builds."""
diff --git a/lib/lp/code/publisher.py b/lib/lp/code/publisher.py
index be981ba..d3b66ac 100644
--- a/lib/lp/code/publisher.py
+++ b/lib/lp/code/publisher.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Code's custom publication."""
diff --git a/lib/lp/code/scripts/revisionkarma.py b/lib/lp/code/scripts/revisionkarma.py
index 99e2c01..072665f 100644
--- a/lib/lp/code/scripts/revisionkarma.py
+++ b/lib/lp/code/scripts/revisionkarma.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """The actual script class to allocate revisions."""
diff --git a/lib/lp/code/scripts/tests/test_merge_proposal_jobs.py b/lib/lp/code/scripts/tests/test_merge_proposal_jobs.py
index debcd90..cf4a280 100644
--- a/lib/lp/code/scripts/tests/test_merge_proposal_jobs.py
+++ b/lib/lp/code/scripts/tests/test_merge_proposal_jobs.py
@@ -1,6 +1,6 @@
 #! /usr/bin/python3
 #
-# Copyright 2009-2010 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the sendbranchmail script"""
diff --git a/lib/lp/code/scripts/tests/test_request_daily_builds.py b/lib/lp/code/scripts/tests/test_request_daily_builds.py
index 637ef17..60a7869 100644
--- a/lib/lp/code/scripts/tests/test_request_daily_builds.py
+++ b/lib/lp/code/scripts/tests/test_request_daily_builds.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the request_daily_builds script."""
diff --git a/lib/lp/code/scripts/tests/test_revisionkarma.py b/lib/lp/code/scripts/tests/test_revisionkarma.py
index d24134d..88ec02f 100644
--- a/lib/lp/code/scripts/tests/test_revisionkarma.py
+++ b/lib/lp/code/scripts/tests/test_revisionkarma.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the cron script that updates revision karma."""
diff --git a/lib/lp/code/scripts/tests/test_scan_branches.py b/lib/lp/code/scripts/tests/test_scan_branches.py
index 2363bb2..ccb48e8 100644
--- a/lib/lp/code/scripts/tests/test_scan_branches.py
+++ b/lib/lp/code/scripts/tests/test_scan_branches.py
@@ -1,6 +1,6 @@
 #! /usr/bin/python3
 #
-# Copyright 2010-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the scan_branches script."""
diff --git a/lib/lp/code/scripts/tests/test_sendbranchmail.py b/lib/lp/code/scripts/tests/test_sendbranchmail.py
index bf6e9cc..8f91c27 100644
--- a/lib/lp/code/scripts/tests/test_sendbranchmail.py
+++ b/lib/lp/code/scripts/tests/test_sendbranchmail.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2011 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the sendbranchmail script"""
diff --git a/lib/lp/code/scripts/tests/test_upgrade_branches.py b/lib/lp/code/scripts/tests/test_upgrade_branches.py
index a25e263..e795627 100644
--- a/lib/lp/code/scripts/tests/test_upgrade_branches.py
+++ b/lib/lp/code/scripts/tests/test_upgrade_branches.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the upgrade_branches script."""
diff --git a/lib/lp/code/subscribers/branchmergeproposal.py b/lib/lp/code/subscribers/branchmergeproposal.py
index 32da5a5..ec1874b 100644
--- a/lib/lp/code/subscribers/branchmergeproposal.py
+++ b/lib/lp/code/subscribers/branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2016 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Event subscribers for branch merge proposals."""
diff --git a/lib/lp/code/subscribers/git.py b/lib/lp/code/subscribers/git.py
index 8fc11fb..da76c64 100644
--- a/lib/lp/code/subscribers/git.py
+++ b/lib/lp/code/subscribers/git.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2022 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Event subscribers for Git repositories."""
diff --git a/lib/lp/code/subscribers/karma.py b/lib/lp/code/subscribers/karma.py
index a6808ac..6797f68 100644
--- a/lib/lp/code/subscribers/karma.py
+++ b/lib/lp/code/subscribers/karma.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2015 Canonical Ltd.  This software is licensed under the
+# Copyright 2011 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Assign karma for code domain activity."""
diff --git a/lib/lp/code/tests/branch_helper.py b/lib/lp/code/tests/branch_helper.py
index 417683b..a8927a4 100644
--- a/lib/lp/code/tests/branch_helper.py
+++ b/lib/lp/code/tests/branch_helper.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Helper methods for branch tests and pagetest."""
diff --git a/lib/lp/code/tests/codeimporthelpers.py b/lib/lp/code/tests/codeimporthelpers.py
index b4cafb0..4b4bc69 100644
--- a/lib/lp/code/tests/codeimporthelpers.py
+++ b/lib/lp/code/tests/codeimporthelpers.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Helpers for Code Import page tests."""
diff --git a/lib/lp/code/tests/helpers.py b/lib/lp/code/tests/helpers.py
index cbe6b9a..cf0f74b 100644
--- a/lib/lp/code/tests/helpers.py
+++ b/lib/lp/code/tests/helpers.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Helper functions for code testing live here."""
diff --git a/lib/lp/code/tests/test_branch.py b/lib/lp/code/tests/test_branch.py
index 69960f4..965c31a 100644
--- a/lib/lp/code/tests/test_branch.py
+++ b/lib/lp/code/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for methods of Branch and BranchSet."""
diff --git a/lib/lp/code/tests/test_branch_access_policy_triggers.py b/lib/lp/code/tests/test_branch_access_policy_triggers.py
index 3b67d1c..4a9750d 100644
--- a/lib/lp/code/tests/test_branch_access_policy_triggers.py
+++ b/lib/lp/code/tests/test_branch_access_policy_triggers.py
@@ -1,4 +1,4 @@
-# Copyright 2012-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2012 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from zope.component import getUtility
diff --git a/lib/lp/code/tests/test_branch_webservice.py b/lib/lp/code/tests/test_branch_webservice.py
index deeec13..7489332 100644
--- a/lib/lp/code/tests/test_branch_webservice.py
+++ b/lib/lp/code/tests/test_branch_webservice.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2011 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 from lazr.restfulclient.errors import BadRequest
diff --git a/lib/lp/code/tests/test_branchmergeproposal.py b/lib/lp/code/tests/test_branchmergeproposal.py
index 42cddf2..35f86d7 100644
--- a/lib/lp/code/tests/test_branchmergeproposal.py
+++ b/lib/lp/code/tests/test_branchmergeproposal.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for methods of BranchMergeProposal."""
diff --git a/lib/lp/code/tests/test_branchurifield.py b/lib/lp/code/tests/test_branchurifield.py
index 2a9d573..b91778b 100644
--- a/lib/lp/code/tests/test_branchurifield.py
+++ b/lib/lp/code/tests/test_branchurifield.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for BranchURIField."""
diff --git a/lib/lp/code/tests/test_bzr.py b/lib/lp/code/tests/test_bzr.py
index 46d194f..b3deb5c 100644
--- a/lib/lp/code/tests/test_bzr.py
+++ b/lib/lp/code/tests/test_bzr.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for lp.code.bzr."""
diff --git a/lib/lp/code/tests/test_directbranchcommit.py b/lib/lp/code/tests/test_directbranchcommit.py
index d1b404a..2ae4466 100644
--- a/lib/lp/code/tests/test_directbranchcommit.py
+++ b/lib/lp/code/tests/test_directbranchcommit.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for `DirectBranchCommit`."""
diff --git a/lib/lp/code/tests/test_doc.py b/lib/lp/code/tests/test_doc.py
index 69499f4..e832554 100644
--- a/lib/lp/code/tests/test_doc.py
+++ b/lib/lp/code/tests/test_doc.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """
diff --git a/lib/lp/code/tests/test_helpers.py b/lib/lp/code/tests/test_helpers.py
index 2b05f4f..59f5136 100644
--- a/lib/lp/code/tests/test_helpers.py
+++ b/lib/lp/code/tests/test_helpers.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the code test helpers found in helpers.py."""
diff --git a/lib/lp/code/tests/test_project.py b/lib/lp/code/tests/test_project.py
index 044a101..c564b25 100644
--- a/lib/lp/code/tests/test_project.py
+++ b/lib/lp/code/tests/test_project.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for product views."""
diff --git a/lib/lp/code/tests/test_publisher.py b/lib/lp/code/tests/test_publisher.py
index 21d12ff..f02ccaf 100644
--- a/lib/lp/code/tests/test_publisher.py
+++ b/lib/lp/code/tests/test_publisher.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for code's custom publications."""
diff --git a/lib/lp/code/tests/test_seriessourcepackagebranch.py b/lib/lp/code/tests/test_seriessourcepackagebranch.py
index 8746307..542252f 100644
--- a/lib/lp/code/tests/test_seriessourcepackagebranch.py
+++ b/lib/lp/code/tests/test_seriessourcepackagebranch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for ISeriesSourcePackageBranch."""
diff --git a/lib/lp/code/tests/test_yuitests.py b/lib/lp/code/tests/test_yuitests.py
index cf353fc..6b7fc61 100644
--- a/lib/lp/code/tests/test_yuitests.py
+++ b/lib/lp/code/tests/test_yuitests.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Run YUI.test tests."""
diff --git a/lib/lp/code/vocabularies/branch.py b/lib/lp/code/vocabularies/branch.py
index 620d9ba..0736cb6 100644
--- a/lib/lp/code/vocabularies/branch.py
+++ b/lib/lp/code/vocabularies/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2013 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Vocabularies that contain branches."""
diff --git a/lib/lp/code/vocabularies/configure.zcml b/lib/lp/code/vocabularies/configure.zcml
index 61a4faf..41ab585 100644
--- a/lib/lp/code/vocabularies/configure.zcml
+++ b/lib/lp/code/vocabularies/configure.zcml
@@ -1,4 +1,4 @@
-<!-- Copyright 2010-2018 Canonical Ltd.  This software is licensed under the
+<!-- Copyright 2010 Canonical Ltd.  This software is licensed under the
      GNU Affero General Public License version 3 (see the file LICENSE).
 -->
 
diff --git a/lib/lp/code/vocabularies/sourcepackagerecipe.py b/lib/lp/code/vocabularies/sourcepackagerecipe.py
index 2c6b8b6..bf27849 100644
--- a/lib/lp/code/vocabularies/sourcepackagerecipe.py
+++ b/lib/lp/code/vocabularies/sourcepackagerecipe.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2019 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Source Package Recipe vocabularies used in the lp/code modules."""
diff --git a/lib/lp/code/vocabularies/tests/test_branch_vocabularies.py b/lib/lp/code/vocabularies/tests/test_branch_vocabularies.py
index 42aae0f..49c1f0c 100644
--- a/lib/lp/code/vocabularies/tests/test_branch_vocabularies.py
+++ b/lib/lp/code/vocabularies/tests/test_branch_vocabularies.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2013 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test the branch vocabularies."""
diff --git a/lib/lp/code/xmlrpc/branch.py b/lib/lp/code/xmlrpc/branch.py
index b478ab9..a457a14 100644
--- a/lib/lp/code/xmlrpc/branch.py
+++ b/lib/lp/code/xmlrpc/branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2017 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Branch XMLRPC API."""
diff --git a/lib/lp/code/xmlrpc/codehosting.py b/lib/lp/code/xmlrpc/codehosting.py
index bd68389..cc8e6ea 100644
--- a/lib/lp/code/xmlrpc/codehosting.py
+++ b/lib/lp/code/xmlrpc/codehosting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2018 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of the XML-RPC APIs for codehosting."""
diff --git a/lib/lp/code/xmlrpc/codeimportscheduler.py b/lib/lp/code/xmlrpc/codeimportscheduler.py
index 8a737fc..48b720f 100644
--- a/lib/lp/code/xmlrpc/codeimportscheduler.py
+++ b/lib/lp/code/xmlrpc/codeimportscheduler.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """The code import scheduler XML-RPC API."""
diff --git a/lib/lp/code/xmlrpc/git.py b/lib/lp/code/xmlrpc/git.py
index 7b450c0..f41ef83 100644
--- a/lib/lp/code/xmlrpc/git.py
+++ b/lib/lp/code/xmlrpc/git.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Implementations of the XML-RPC APIs for Git."""
diff --git a/lib/lp/code/xmlrpc/tests/test_branch.py b/lib/lp/code/xmlrpc/tests/test_branch.py
index 9afa744..5205418 100644
--- a/lib/lp/code/xmlrpc/tests/test_branch.py
+++ b/lib/lp/code/xmlrpc/tests/test_branch.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Unit tests for the public codehosting API."""
diff --git a/lib/lp/code/xmlrpc/tests/test_codehosting.py b/lib/lp/code/xmlrpc/tests/test_codehosting.py
index 2dd17a3..9ce56bf 100644
--- a/lib/lp/code/xmlrpc/tests/test_codehosting.py
+++ b/lib/lp/code/xmlrpc/tests/test_codehosting.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2009 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the internal codehosting API."""
diff --git a/lib/lp/code/xmlrpc/tests/test_codeimportscheduler.py b/lib/lp/code/xmlrpc/tests/test_codeimportscheduler.py
index 11d471f..704803d 100644
--- a/lib/lp/code/xmlrpc/tests/test_codeimportscheduler.py
+++ b/lib/lp/code/xmlrpc/tests/test_codeimportscheduler.py
@@ -1,4 +1,4 @@
-# Copyright 2010-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2010 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Test for the methods of `ICodeImportScheduler`."""
diff --git a/lib/lp/code/xmlrpc/tests/test_git.py b/lib/lp/code/xmlrpc/tests/test_git.py
index d309c5b..05155f4 100644
--- a/lib/lp/code/xmlrpc/tests/test_git.py
+++ b/lib/lp/code/xmlrpc/tests/test_git.py
@@ -1,4 +1,4 @@
-# Copyright 2015-2020 Canonical Ltd.  This software is licensed under the
+# Copyright 2015 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 """Tests for the internal Git API."""