|
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): |
|
|
|
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): |
|
|
|
|
|
options.ignore_installed = True |
|
|
|
|
|
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 |
|
for req in requirement_set.requirements.values() |
|
if req.successfully_downloaded]) |
|
if downloaded: |
|
write_output('Successfully downloaded %s', downloaded) |
|
|
|
return SUCCESS |
|
|
