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//proc/self/root/opt/alt/python35/lib/python3.5/site-packages/pip/_internal/commands/download.py

Text Base64

from __future__ import absolute_import

import logging
import os

from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import RequirementCommand, with_cleanup
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.req.req_tracker import get_requirement_tracker
from pip._internal.utils.misc import ensure_dir, normalize_path, write_output
from pip._internal.utils.temp_dir import TempDirectory
from pip._internal.utils.typing import MYPY_CHECK_RUNNING

if MYPY_CHECK_RUNNING:
    from optparse import Values
    from typing import List

logger = logging.getLogger(__name__)

class DownloadCommand(RequirementCommand):
    """
    Download packages from:

- PyPI (and other indexes) using requirement specifiers.
    - VCS project urls.
    - Local project directories.
    - Local or remote source archives.

pip also supports downloading from "requirements files", which provide
    an easy way to specify a whole environment to be downloaded.
    """

usage = """
      %prog [options] <requirement specifier> [package-index-options] ...
      %prog [options] -r <requirements file> [package-index-options] ...
      %prog [options] <vcs project url> ...
      %prog [options] <local project path> ...
      %prog [options] <archive url/path> ..."""

def add_options(self):
        # type: () -> None
        self.cmd_opts.add_option(cmdoptions.constraints())
        self.cmd_opts.add_option(cmdoptions.requirements())
        self.cmd_opts.add_option(cmdoptions.build_dir())
        self.cmd_opts.add_option(cmdoptions.no_deps())
        self.cmd_opts.add_option(cmdoptions.global_options())
        self.cmd_opts.add_option(cmdoptions.no_binary())
        self.cmd_opts.add_option(cmdoptions.only_binary())
        self.cmd_opts.add_option(cmdoptions.prefer_binary())
        self.cmd_opts.add_option(cmdoptions.src())
        self.cmd_opts.add_option(cmdoptions.pre())
        self.cmd_opts.add_option(cmdoptions.require_hashes())
        self.cmd_opts.add_option(cmdoptions.progress_bar())
        self.cmd_opts.add_option(cmdoptions.no_build_isolation())
        self.cmd_opts.add_option(cmdoptions.use_pep517())
        self.cmd_opts.add_option(cmdoptions.no_use_pep517())

self.cmd_opts.add_option(
            '-d', '--dest', '--destination-dir', '--destination-directory',
            dest='download_dir',
            metavar='dir',
            default=os.curdir,
            help=("Download packages into <dir>."),
        )

cmdoptions.add_target_python_options(self.cmd_opts)

index_opts = cmdoptions.make_option_group(
            cmdoptions.index_group,
            self.parser,
        )

self.parser.insert_option_group(0, index_opts)
        self.parser.insert_option_group(0, self.cmd_opts)

@with_cleanup
    def run(self, options, args):
        # type: (Values, List[str]) -> int

options.ignore_installed = True
        # editable doesn't really make sense for `pip download`, but the bowels
        # of the RequirementSet code require that property.
        options.editables = []

cmdoptions.check_dist_restriction(options)

options.download_dir = normalize_path(options.download_dir)

ensure_dir(options.download_dir)

session = self.get_default_session(options)

target_python = make_target_python(options)
        finder = self._build_package_finder(
            options=options,
            session=session,
            target_python=target_python,
        )
        build_delete = (not (options.no_clean or options.build_dir))

req_tracker = self.enter_context(get_requirement_tracker())

directory = TempDirectory(
            options.build_dir,
            delete=build_delete,
            kind="download",
            globally_managed=True,
        )

reqs = self.get_requirements(args, options, finder, session)

preparer = self.make_requirement_preparer(
            temp_build_dir=directory,
            options=options,
            req_tracker=req_tracker,
            session=session,
            finder=finder,
            download_dir=options.download_dir,
            use_user_site=False,
        )

resolver = self.make_resolver(
            preparer=preparer,
            finder=finder,
            options=options,
            py_version_info=options.python_version,
        )

self.trace_basic_info(finder)

requirement_set = resolver.resolve(
            reqs, check_supported_wheels=True
        )

downloaded = ' '.join([req.name  # type: ignore
                               for req in requirement_set.requirements.values()
                               if req.successfully_downloaded])
        if downloaded:
            write_output('Successfully downloaded %s', downloaded)

return SUCCESS

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Name	Size	Perms	Modified	Actions
__pycache__ DIR	-	drwxr-xr-x	2024-03-03 22:37:10	Edit Download recursive recursive
cache.py	5.54 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
check.py	1.64 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
completion.py	3.01 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
configuration.py	9.13 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
debug.py	7.14 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
download.py	4.80 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
freeze.py	3.37 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
hash.py	1.80 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
help.py	1.24 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
install.py	28.05 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
list.py	11.05 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
search.py	5.62 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
show.py	6.83 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
uninstall.py	3.23 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
wheel.py	6.27 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive
__init__.py	4.00 KB	lrw-r--r--	2023-11-13 21:22:19	Edit Download recursive recursive

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