1 files changed, 57 insertions, 0 deletions
diff --git a/tools/lint/py2.yml b/tools/lint/py2.yml
new file mode 100644
index 0000000000..f435e39d1e
--- /dev/null
+++ b/tools/lint/py2.yml
@@ -0,0 +1,57 @@
+---
+py2:
+    description: Python 2 compatibility check
+    include: ['.']
+    exclude:
+        - build
+        - dom
+        - editor
+        - gfx
+        - ipc
+        - js/src
+        - layout
+        - modules
+        - mozglue
+        - netwerk
+        - nsprpub
+        - other-licenses
+        - python/mozbuild/mozbuild/fork_interpose.py
+        - security
+        - servo
+        - taskcluster/docker/funsize-update-generator
+        - taskcluster/docker/visual-metrics
+        - testing/condprofile
+        - testing/gtest
+        - testing/mochitest
+        - testing/mozharness
+        - testing/raptor
+        - testing/tools
+        - testing/web-platform
+        - toolkit
+        - tools/update-packaging
+        - xpcom
+
+        # These paths are intentionally excluded (Python 3 only)
+        - config/create_rc.py
+        - config/create_res.py
+        - config/printconfigsetting.py
+        - python/mozbuild/mozbuild/action/unify_symbols.py
+        - python/mozbuild/mozbuild/action/unify_tests.py
+        - python/mozbuild/mozbuild/html_build_viewer.py
+        - python/mozbuild/mozpack/unify.py
+        - python/mozbuild/mozpack/test/test_unify.py
+        - python/mozlint
+        - python/mozperftest
+        - python/mozrelease/mozrelease/partner_repack.py
+        - taskcluster/test
+        - testing/performance
+        - tools/crashreporter/system-symbols/win/symsrv-fetch.py
+        - tools/github-sync
+        - tools/lint
+        - tools/tryselect
+    extensions: ['py']
+    support-files:
+        - 'tools/lint/python/*compat*'
+    type: external
+    payload: python.compat:lintpy2
+    setup: python.compat:setuppy2