TA#65001 [CHG] Pre-commit configuration

.flake8

@@ -0,0 +1,12 @@
+[flake8]
+max-line-length = 88
+max-complexity = 16
+# B = bugbear
+# B9 = bugbear opinionated (incl line length)
+select = C,E,F,W,B,B9
+# E203: whitespace before ':' (black behaviour)
+# E501: flake8 line length (covered by bugbear B950)
+# W503: line break before binary operator (black behaviour)
+ignore = E203,E501,W503,F821
+per-file-ignores=
+    __init__.py:F401

.github/workflows/pre-commit.yml

@@ -1,12 +1,36 @@
-[flake8]
-max-line-length = 88
-max-complexity = 16
-# B = bugbear
-# B9 = bugbear opinionated (incl line length)
-select = C,E,F,W,B,B9
-# E203: whitespace before ':' (black behaviour)
-# E501: flake8 line length (covered by bugbear B950)
-# W503: line break before binary operator (black behaviour)
-ignore = E203,E501,W503,F821
-per-file-ignores=
-    __init__.py:F401
+name: pre-commit
+
+on:
+  pull_request:
+    branches:
+      - "14.0*"
+  push:
+    branches:
+      - "14.0"
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v2
+        with:
+          python-version: "3.11"
+      - name: Get python version
+        run: echo "PY=$(python -VV | sha256sum | cut -d' ' -f1)" >> $GITHUB_ENV
+      - uses: actions/cache@v1
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit|${{ env.PY }}|${{ hashFiles('.pre-commit-config.yaml') }}
+      - name: Install pre-commit
+        run: pip install pre-commit
+      - name: Run pre-commit
+        run: pre-commit run --all-files --show-diff-on-failure --color=always
+      - name: Check that all files generated by pre-commit are in git
+        run: |
+          newfiles="$(git ls-files --others --exclude-from=.gitignore)"
+          if [ "$newfiles" != "" ] ; then
+              echo "Please check-in the following files:"
+              echo "$newfiles"
+              exit 1
+          fi