Files
actions/python-lint-fix/action.yml
Ismo Vuorinen 5cc7373a22 chore: update action references for release v2025.11.23
This commit updates all internal action references to point to the current
commit SHA in preparation for release v2025.11.23.
2025-11-23 19:09:40 +02:00

389 lines
13 KiB
YAML

# yaml-language-server: $schema=https://json.schemastore.org/github-action.json
# permissions:
# - contents: write # Required for committing and pushing lint fixes
# - security-events: write # Required for uploading SARIF reports
---
name: Python Lint and Fix
description: 'Lints and fixes Python files, commits changes, and uploads SARIF report.'
author: 'Ismo Vuorinen'
branding:
icon: 'code'
color: 'yellow'
inputs:
python-version:
description: 'Python version to use'
required: false
default: '3.11'
flake8-version:
description: 'Flake8 version to use'
required: false
default: '7.0.0'
autopep8-version:
description: 'Autopep8 version to use'
required: false
default: '2.0.4'
max-retries:
description: 'Maximum number of retry attempts for installations and linting'
required: false
default: '3'
working-directory:
description: 'Directory containing Python files to lint'
required: false
default: '.'
fail-on-error:
description: 'Whether to fail the action if linting errors are found'
required: false
default: 'true'
token:
description: 'GitHub token for authentication'
required: false
username:
description: 'GitHub username for commits'
required: false
default: 'github-actions'
email:
description: 'GitHub email for commits'
required: false
default: 'github-actions@github.com'
outputs:
lint-result:
description: 'Result of the linting process (success/failure)'
value: ${{ steps.lint.outputs.result }}
fixed-files:
description: 'Number of files that were fixed'
value: ${{ steps.fix.outputs.fixed_count }}
error-count:
description: 'Number of errors found'
value: ${{ steps.lint.outputs.error_count }}
runs:
using: composite
steps:
- name: Validate Inputs
id: validate
uses: ivuorinen/actions/validate-inputs@8fb52522ab00fe73cf181ef299e56066f0b2c8d8
with:
action-type: 'python-lint-fix'
token: ${{ inputs.token }}
email: ${{ inputs.email }}
username: ${{ inputs.username }}
python-version: ${{ inputs.python-version }}
flake8-version: ${{ inputs.flake8-version }}
autopep8-version: ${{ inputs.autopep8-version }}
working-directory: ${{ inputs.working-directory }}
max-retries: ${{ inputs.max-retries }}
fail-on-error: ${{ inputs.fail-on-error }}
- name: Checkout Repository
uses: actions/checkout@71cf2267d89c5cb81562390fa70a37fa40b1305e # v6-beta
with:
token: ${{ inputs.token || github.token }}
- name: Detect Python Version
id: python-version
shell: sh
env:
DEFAULT_VERSION: "${{ inputs.python-version || '3.11' }}"
run: |
set -eu
# Function to validate version format
validate_version() {
version=$1
case "$version" in
[0-9]*\.[0-9]* | [0-9]*\.[0-9]*\.[0-9]*)
return 0
;;
*)
return 1
;;
esac
}
# Function to clean version string
clean_version() {
printf '%s' "$1" | sed 's/^[vV]//' | tr -d ' \n\r'
}
detected_version=""
# Parse .tool-versions file
if [ -f .tool-versions ]; then
echo "Checking .tool-versions for python..." >&2
version=$(awk '/^python[[:space:]]/ {gsub(/#.*/, ""); print $2; exit}' .tool-versions 2>/dev/null || echo "")
if [ -n "$version" ]; then
version=$(clean_version "$version")
if validate_version "$version"; then
echo "Found Python version in .tool-versions: $version" >&2
detected_version="$version"
fi
fi
fi
# Parse Dockerfile
if [ -z "$detected_version" ] && [ -f Dockerfile ]; then
echo "Checking Dockerfile for python..." >&2
version=$(grep -iF "FROM" Dockerfile | grep -F "python:" | head -1 | \
sed -n -E "s/.*python:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
if [ -n "$version" ]; then
version=$(clean_version "$version")
if validate_version "$version"; then
echo "Found Python version in Dockerfile: $version" >&2
detected_version="$version"
fi
fi
fi
# Parse devcontainer.json
if [ -z "$detected_version" ] && [ -f .devcontainer/devcontainer.json ]; then
echo "Checking devcontainer.json for python..." >&2
if command -v jq >/dev/null 2>&1; then
version=$(jq -r '.image // empty' .devcontainer/devcontainer.json 2>/dev/null | sed -n -E "s/.*python:([0-9]+(\.[0-9]+)*)(-[^:]*)?.*/\1/p" || echo "")
if [ -n "$version" ]; then
version=$(clean_version "$version")
if validate_version "$version"; then
echo "Found Python version in devcontainer: $version" >&2
detected_version="$version"
fi
fi
else
echo "jq not found; skipping devcontainer.json parsing" >&2
fi
fi
# Parse .python-version file
if [ -z "$detected_version" ] && [ -f .python-version ]; then
echo "Checking .python-version..." >&2
version=$(tr -d '\r' < .python-version | head -1)
if [ -n "$version" ]; then
version=$(clean_version "$version")
if validate_version "$version"; then
echo "Found Python version in .python-version: $version" >&2
detected_version="$version"
fi
fi
fi
# Parse pyproject.toml
if [ -z "$detected_version" ] && [ -f pyproject.toml ]; then
echo "Checking pyproject.toml..." >&2
if grep -q '^\[project\]' pyproject.toml; then
version=$(grep -A 20 '^\[project\]' pyproject.toml | grep -E '^[[:space:]]*requires-python[[:space:]]*=' | sed -n -E 's/[^0-9]*([0-9]+\.[0-9]+(\.[0-9]+)?).*/\1/p' | head -1)
if [ -n "$version" ]; then
version=$(clean_version "$version")
if validate_version "$version"; then
echo "Found Python version in pyproject.toml: $version" >&2
detected_version="$version"
fi
fi
fi
fi
# Use default version if nothing detected
if [ -z "$detected_version" ]; then
detected_version="$DEFAULT_VERSION"
echo "Using default Python version: $detected_version" >&2
fi
# Set output
printf 'detected-version=%s\n' "$detected_version" >> "$GITHUB_OUTPUT"
echo "Final detected Python version: $detected_version" >&2
- name: Detect Package Manager
id: package-manager
shell: sh
run: |
set -eu
# Detect Python package manager based on lock files and config
package_manager="pip"
if [ -f "uv.lock" ]; then
# uv uses pip-compatible caching, so we use 'pip' as cache type
package_manager="pip"
echo "Detected uv (using pip-compatible caching)" >&2
elif [ -f "poetry.lock" ]; then
package_manager="poetry"
echo "Detected Poetry" >&2
elif [ -f "Pipfile.lock" ] || [ -f "Pipfile" ]; then
package_manager="pipenv"
echo "Detected Pipenv" >&2
elif [ -f "requirements.txt" ] || [ -f "requirements-dev.txt" ] || [ -f "setup.py" ] || [ -f "pyproject.toml" ]; then
package_manager="pip"
echo "Detected pip" >&2
else
package_manager="pip"
echo "No package manager detected, defaulting to pip" >&2
fi
printf 'package-manager=%s\n' "$package_manager" >> "$GITHUB_OUTPUT"
echo "Using package manager: $package_manager" >&2
- name: Setup Python (pip)
if: steps.package-manager.outputs.package-manager == 'pip'
uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
with:
python-version: ${{ steps.python-version.outputs.detected-version }}
cache: 'pip'
cache-dependency-path: |
**/requirements.txt
**/requirements-dev.txt
**/pyproject.toml
**/setup.py
**/uv.lock
- name: Setup Python (pipenv)
if: steps.package-manager.outputs.package-manager == 'pipenv'
uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
with:
python-version: ${{ steps.python-version.outputs.detected-version }}
cache: 'pipenv'
cache-dependency-path: |
**/Pipfile
**/Pipfile.lock
- name: Setup Python (poetry)
if: steps.package-manager.outputs.package-manager == 'poetry'
uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
with:
python-version: ${{ steps.python-version.outputs.detected-version }}
cache: 'poetry'
cache-dependency-path: |
**/poetry.lock
**/pyproject.toml
- name: Check for Python Files
id: check-files
shell: sh
env:
WORKING_DIRECTORY: ${{ inputs.working-directory }}
run: |
set -eu
cd "$WORKING_DIRECTORY"
if ! find . -name "*.py" -type f -not -path "*/\.*" | grep -q .; then
echo "No Python files found. Skipping lint and fix."
printf '%s\n' "result=skipped" >> "$GITHUB_OUTPUT"
exit 0
fi
printf '%s\n' "result=found" >> "$GITHUB_OUTPUT"
- name: Install Dependencies
if: steps.check-files.outputs.result == 'found'
id: install
shell: sh
env:
MAX_RETRIES: ${{ inputs.max-retries }}
FLAKE8_VERSION: ${{ inputs.flake8-version }}
AUTOPEP8_VERSION: ${{ inputs.autopep8-version }}
run: |
set -eu
# Create virtual environment
python -m venv .venv
. .venv/bin/activate
# Install dependencies (pip has built-in retry logic)
pip install "flake8==$FLAKE8_VERSION"
pip install flake8-sarif==0.6.0
pip install "autopep8==$AUTOPEP8_VERSION"
# Verify installations
flake8 --version || exit 1
autopep8 --version || exit 1
- name: Run flake8
if: steps.check-files.outputs.result == 'found'
id: lint
shell: sh
env:
WORKING_DIRECTORY: ${{ inputs.working-directory }}
FAIL_ON_ERROR: ${{ inputs.fail-on-error }}
run: |
set -eu
. .venv/bin/activate
cd "$WORKING_DIRECTORY"
# Create temporary directory for reports
mkdir -p reports
# Run flake8 with error handling
error_count=0
if ! flake8 --format=sarif --output-file=reports/flake8.sarif .; then
error_count=$(grep -c "level\": \"error\"" reports/flake8.sarif || echo 0)
echo "Found $error_count linting errors"
printf '%s\n' "error_count=$error_count" >> "$GITHUB_OUTPUT"
if [ "$FAIL_ON_ERROR" = "true" ]; then
echo "::error::Linting failed with $error_count errors"
printf '%s\n' "result=failure" >> "$GITHUB_OUTPUT"
exit 1
fi
fi
printf '%s\n' "result=success" >> "$GITHUB_OUTPUT"
printf '%s\n' "error_count=$error_count" >> "$GITHUB_OUTPUT"
- name: Run autopep8 Fix
if: steps.check-files.outputs.result == 'found'
id: fix
shell: sh
env:
WORKING_DIRECTORY: ${{ inputs.working-directory }}
run: |
set -eu
. .venv/bin/activate
cd "$WORKING_DIRECTORY"
# Create temporary file for tracking changes
touch /tmp/changed_files
# Run autopep8 with change detection
find . -name "*.py" -type f -not -path "*/\.*" | while read -r file; do
if autopep8 --diff "$file" | grep -q '^[+-]'; then
autopep8 --in-place "$file"
echo "$file" >> /tmp/changed_files
fi
done
# Count fixed files
fixed_count=$(wc -l < /tmp/changed_files || echo 0)
echo "Fixed $fixed_count files"
printf '%s\n' "fixed_count=$fixed_count" >> "$GITHUB_OUTPUT"
# Cleanup
rm /tmp/changed_files
- name: Commit Fixes
if: ${{ fromJSON(steps.fix.outputs.fixed_count) > 0 }}
uses: stefanzweifel/git-auto-commit-action@28e16e81777b558cc906c8750092100bbb34c5e3 # v7.0.0
with:
commit_message: 'style: apply python lint fixes'
commit_user_name: ${{ inputs.username }}
commit_user_email: ${{ inputs.email }}
file_pattern: '*.py'
- name: Upload SARIF Report
if: steps.check-files.outputs.result == 'found'
uses: github/codeql-action/upload-sarif@e12f0178983d466f2f6028f5cc7a6d786fd97f4b # v4.31.4
with:
sarif_file: ${{ inputs.working-directory }}/reports/flake8.sarif
category: 'python-lint'
- name: Cleanup
if: always()
shell: sh
run: |-
set -eu
# Remove virtual environment
rm -rf .venv
# Remove temporary files
rm -rf reports