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annotate planemo/lib/python3.7/site-packages/pip/_internal/commands/freeze.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1 from __future__ import absolute_import
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2
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3 import sys
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4
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5 from pip._internal.cache import WheelCache
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6 from pip._internal.cli import cmdoptions
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7 from pip._internal.cli.base_command import Command
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8 from pip._internal.models.format_control import FormatControl
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9 from pip._internal.operations.freeze import freeze
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10 from pip._internal.utils.compat import stdlib_pkgs
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11
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12 DEV_PKGS = {'pip', 'setuptools', 'distribute', 'wheel'}
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13
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14
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15 class FreezeCommand(Command):
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16 """
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17 Output installed packages in requirements format.
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18
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19 packages are listed in a case-insensitive sorted order.
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20 """
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21 name = 'freeze'
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22 usage = """
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23 %prog [options]"""
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24 summary = 'Output installed packages in requirements format.'
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25 log_streams = ("ext://sys.stderr", "ext://sys.stderr")
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26
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27 def __init__(self, *args, **kw):
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28 super(FreezeCommand, self).__init__(*args, **kw)
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29
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30 self.cmd_opts.add_option(
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31 '-r', '--requirement',
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32 dest='requirements',
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33 action='append',
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34 default=[],
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35 metavar='file',
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36 help="Use the order in the given requirements file and its "
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37 "comments when generating output. This option can be "
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38 "used multiple times.")
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39 self.cmd_opts.add_option(
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40 '-f', '--find-links',
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41 dest='find_links',
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42 action='append',
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43 default=[],
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44 metavar='URL',
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45 help='URL for finding packages, which will be added to the '
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46 'output.')
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47 self.cmd_opts.add_option(
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48 '-l', '--local',
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49 dest='local',
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50 action='store_true',
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51 default=False,
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52 help='If in a virtualenv that has global access, do not output '
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53 'globally-installed packages.')
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54 self.cmd_opts.add_option(
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55 '--user',
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56 dest='user',
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57 action='store_true',
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58 default=False,
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59 help='Only output packages installed in user-site.')
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60 self.cmd_opts.add_option(cmdoptions.list_path())
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61 self.cmd_opts.add_option(
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62 '--all',
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63 dest='freeze_all',
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64 action='store_true',
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65 help='Do not skip these packages in the output:'
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66 ' %s' % ', '.join(DEV_PKGS))
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67 self.cmd_opts.add_option(
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68 '--exclude-editable',
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69 dest='exclude_editable',
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70 action='store_true',
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71 help='Exclude editable package from output.')
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72
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73 self.parser.insert_option_group(0, self.cmd_opts)
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74
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75 def run(self, options, args):
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76 format_control = FormatControl(set(), set())
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77 wheel_cache = WheelCache(options.cache_dir, format_control)
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78 skip = set(stdlib_pkgs)
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79 if not options.freeze_all:
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80 skip.update(DEV_PKGS)
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81
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82 cmdoptions.check_list_path_option(options)
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83
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84 freeze_kwargs = dict(
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85 requirement=options.requirements,
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86 find_links=options.find_links,
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87 local_only=options.local,
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88 user_only=options.user,
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89 paths=options.path,
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90 skip_regex=options.skip_requirements_regex,
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91 isolated=options.isolated_mode,
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92 wheel_cache=wheel_cache,
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93 skip=skip,
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94 exclude_editable=options.exclude_editable,
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95 )
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96
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97 try:
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98 for line in freeze(**freeze_kwargs):
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99 sys.stdout.write(line + '\n')
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100 finally:
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101 wheel_cache.cleanup()