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68 lines
2.3 KiB
68 lines
2.3 KiB
"""Format python code according to QMK's style.
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"""
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from subprocess import CalledProcessError, DEVNULL
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from milc import cli
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from qmk.path import normpath
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py_file_suffixes = ('py',)
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py_dirs = ['lib/python']
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def yapf_run(files):
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edit = '--diff' if cli.args.dry_run else '--in-place'
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yapf_cmd = ['yapf', '-vv', '--recursive', edit, *files]
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try:
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cli.run(yapf_cmd, check=True, capture_output=False, stdin=DEVNULL)
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cli.log.info('Successfully formatted the python code.')
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except CalledProcessError:
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cli.log.error(f'Python code in {",".join(py_dirs)} incorrectly formatted!')
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return False
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def filter_files(files):
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"""Yield only files to be formatted and skip the rest
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"""
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for file in files:
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if file and file.name.split('.')[-1] in py_file_suffixes:
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yield file
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else:
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cli.log.debug('Skipping file %s', file)
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@cli.argument('-n', '--dry-run', arg_only=True, action='store_true', help="Don't actually format.")
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@cli.argument('-b', '--base-branch', default='origin/master', help='Branch to compare to diffs to.')
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@cli.argument('-a', '--all-files', arg_only=True, action='store_true', help='Format all files.')
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@cli.argument('files', nargs='*', arg_only=True, type=normpath, help='Filename(s) to format.')
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@cli.subcommand("Format python code according to QMK's style.", hidden=False if cli.config.user.developer else True)
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def format_python(cli):
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"""Format python code according to QMK's style.
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"""
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# Find the list of files to format
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if cli.args.files:
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files = list(filter_files(cli.args.files))
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if not files:
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cli.log.error('No Python files in filelist: %s', ', '.join(map(str, cli.args.files)))
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exit(0)
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if cli.args.all_files:
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cli.log.warning('Filenames passed with -a, only formatting: %s', ','.join(map(str, files)))
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elif cli.args.all_files:
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files = py_dirs
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else:
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git_diff_cmd = ['git', 'diff', '--name-only', cli.args.base_branch, *py_dirs]
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git_diff = cli.run(git_diff_cmd, stdin=DEVNULL)
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files = list(filter(None, git_diff.stdout.split('\n')))
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# Sanity check
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if not files:
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cli.log.error('No changed files detected. Use "qmk format-python -a" to format all files')
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return False
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return yapf_run(files)
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