Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/pip/_internal/commands/download.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/pip/_internal/commands/download.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,144 @@ +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(cmdoptions.ignore_requires_python()) + + 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, + ignore_requires_python=options.ignore_requires_python, + ) + + req_tracker = self.enter_context(get_requirement_tracker()) + + directory = TempDirectory( + delete=not options.no_clean, + 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, + ignore_requires_python=options.ignore_requires_python, + py_version_info=options.python_version, + ) + + self.trace_basic_info(finder) + + requirement_set = resolver.resolve( + reqs, check_supported_wheels=True + ) + + downloaded = [] # type: List[str] + for req in requirement_set.requirements.values(): + if req.satisfied_by is None: + assert req.name is not None + preparer.save_linked_requirement(req) + downloaded.append(req.name) + if downloaded: + write_output('Successfully downloaded %s', ' '.join(downloaded)) + + return SUCCESS