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""" |
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Command line interface implementation for pyclean. |
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""" |
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import argparse |
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import logging |
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import sys |
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from . import __version__, compat, modern |
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log = logging.getLogger(__name__) |
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def parse_arguments(): |
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""" |
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Parse and handle CLI arguments |
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""" |
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debris_default_topics = ['build', 'cache', 'coverage', 'pytest'] |
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debris_optional_topics = ['tox'] |
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ignore_default_items = ['.git', '.tox', '.venv'] |
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parser = argparse.ArgumentParser( |
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description='Remove byte-compiled files for a package or project.', |
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) |
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if sys.version_info < (3, 8): |
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parser.register('action', 'extend', compat.ExtendAction) |
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parser.add_argument('--version', action='version', version=__version__) |
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parser.add_argument('-V', metavar='VERSION', dest='version', |
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help='specify Python version to clean') |
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parser.add_argument('-p', '--package', metavar='PACKAGE', |
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action='append', default=[], |
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help='Debian package to byte-compile ' |
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'(may be specified multiple times)') |
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parser.add_argument('directory', nargs='*', |
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help='directory tree to traverse for byte-code') |
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parser.add_argument('-i', '--ignore', metavar='DIRECTORY', action='extend', |
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nargs='+', default=ignore_default_items, |
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help='directory that should be ignored ' |
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'(may be specified multiple times; ' |
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'default: %s)' % ' '.join(ignore_default_items)) |
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parser.add_argument('-d', '--debris', metavar='TOPIC', action='extend', |
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nargs='*', default=argparse.SUPPRESS, |
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choices=debris_default_topics + debris_optional_topics, |
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help='remove leftovers from popular Python development ' |
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'tools (may be specified multiple times; ' |
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'default: %s)' % ' '.join(debris_default_topics)) |
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parser.add_argument('--legacy', action='store_true', |
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help='use legacy Debian implementation (autodetect)') |
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parser.add_argument('-n', '--dry-run', action='store_true', |
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help='show what would be done') |
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verbosity = parser.add_mutually_exclusive_group() |
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verbosity.add_argument('-q', '--quiet', action='store_true', |
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help='be quiet') |
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verbosity.add_argument('-v', '--verbose', action='store_true', |
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help='be more verbose') |
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args = parser.parse_args() |
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init_logging(args) |
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if not (args.package or args.directory): |
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parser.error('A directory (or files) or a list of packages ' |
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'must be specified.') |
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if 'debris' in args: |
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if args.debris == []: |
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args.debris = debris_default_topics |
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log.debug("Debris requested to clean up for: %s", ' '.join(args.debris)) |
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else: |
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args.debris = [] |
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log.debug("Ignored directories: %s", ' '.join(args.ignore)) |
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return args |
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def init_logging(args): |
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""" |
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Set the log level according to the -v/-q command line options. |
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""" |
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log_level = logging.FATAL if args.quiet \ |
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else logging.DEBUG if args.verbose \ |
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else logging.INFO |
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log_format = "%(message)s" |
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logging.basicConfig(level=log_level, format=log_format) |
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def main(override=None): |
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""" |
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Entry point for all scripts |
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""" |
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args = parse_arguments() |
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if override or args.legacy: |
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impl = compat.get_implementation(override=override) |
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impl.main(args) |
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else: |
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modern.pyclean(args) |
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def py2clean(): |
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""" |
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Forces the use of the implementation for Python 2 |
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""" |
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main('CPython2') |
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107
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108
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def py3clean(): |
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""" |
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110
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Forces the use of the implementation for Python 3 |
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""" |
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main('CPython3') |
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113
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114
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115
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def pypyclean(): |
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116
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""" |
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117
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Forces the use of the implementation for PyPy (2+3) |
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""" |
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main('PyPy2') |
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120
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bittner /
pyclean
