88 lines
2.4 KiB
Python
88 lines
2.4 KiB
Python
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"""
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Wheel command-line utility.
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"""
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from __future__ import print_function
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import argparse
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import os
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import sys
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def require_pkgresources(name):
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try:
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import pkg_resources # noqa: F401
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except ImportError:
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raise RuntimeError("'{0}' needs pkg_resources (part of setuptools).".format(name))
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class WheelError(Exception):
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pass
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def unpack_f(args):
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from .unpack import unpack
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unpack(args.wheelfile, args.dest)
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def pack_f(args):
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from .pack import pack
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pack(args.directory, args.dest_dir)
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def convert_f(args):
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from .convert import convert
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convert(args.files, args.dest_dir, args.verbose)
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def version_f(args):
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from .. import __version__
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print("wheel %s" % __version__)
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def parser():
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p = argparse.ArgumentParser()
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s = p.add_subparsers(help="commands")
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unpack_parser = s.add_parser('unpack', help='Unpack wheel')
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unpack_parser.add_argument('--dest', '-d', help='Destination directory',
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default='.')
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unpack_parser.add_argument('wheelfile', help='Wheel file')
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unpack_parser.set_defaults(func=unpack_f)
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repack_parser = s.add_parser('pack', help='Repack wheel')
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repack_parser.add_argument('directory', help='Root directory of the unpacked wheel')
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repack_parser.add_argument('--dest-dir', '-d', default=os.path.curdir,
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help="Directory to store the wheel (default %(default)s)")
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repack_parser.set_defaults(func=pack_f)
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convert_parser = s.add_parser('convert', help='Convert egg or wininst to wheel')
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convert_parser.add_argument('files', nargs='*', help='Files to convert')
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convert_parser.add_argument('--dest-dir', '-d', default=os.path.curdir,
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help="Directory to store wheels (default %(default)s)")
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convert_parser.add_argument('--verbose', '-v', action='store_true')
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convert_parser.set_defaults(func=convert_f)
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version_parser = s.add_parser('version', help='Print version and exit')
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version_parser.set_defaults(func=version_f)
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help_parser = s.add_parser('help', help='Show this help')
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help_parser.set_defaults(func=lambda args: p.print_help())
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return p
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def main():
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p = parser()
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args = p.parse_args()
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if not hasattr(args, 'func'):
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p.print_help()
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else:
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try:
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args.func(args)
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return 0
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except WheelError as e:
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print(e, file=sys.stderr)
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return 1
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