diff options
Diffstat (limited to 'venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/cli/base_command.py')
| -rw-r--r-- | venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/cli/base_command.py | 341 |
1 files changed, 0 insertions, 341 deletions
diff --git a/venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/cli/base_command.py b/venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/cli/base_command.py deleted file mode 100644 index 3ceea49..0000000 --- a/venv/Lib/site-packages/pip-19.0.3-py3.7.egg/pip/_internal/cli/base_command.py +++ /dev/null @@ -1,341 +0,0 @@ -"""Base Command class, and related routines""" -from __future__ import absolute_import, print_function - -import logging -import logging.config -import optparse -import os -import platform -import sys -import traceback - -from pip._internal.cli import cmdoptions -from pip._internal.cli.parser import ( - ConfigOptionParser, UpdatingDefaultsHelpFormatter, -) -from pip._internal.cli.status_codes import ( - ERROR, PREVIOUS_BUILD_DIR_ERROR, SUCCESS, UNKNOWN_ERROR, - VIRTUALENV_NOT_FOUND, -) -from pip._internal.download import PipSession -from pip._internal.exceptions import ( - BadCommand, CommandError, InstallationError, PreviousBuildDirError, - UninstallationError, -) -from pip._internal.index import PackageFinder -from pip._internal.locations import running_under_virtualenv -from pip._internal.req.constructors import ( - install_req_from_editable, install_req_from_line, -) -from pip._internal.req.req_file import parse_requirements -from pip._internal.utils.deprecation import deprecated -from pip._internal.utils.logging import BrokenStdoutLoggingError, setup_logging -from pip._internal.utils.misc import ( - get_prog, normalize_path, redact_password_from_url, -) -from pip._internal.utils.outdated import pip_version_check -from pip._internal.utils.typing import MYPY_CHECK_RUNNING - -if MYPY_CHECK_RUNNING: - from typing import Optional, List, Tuple, Any # noqa: F401 - from optparse import Values # noqa: F401 - from pip._internal.cache import WheelCache # noqa: F401 - from pip._internal.req.req_set import RequirementSet # noqa: F401 - -__all__ = ['Command'] - -logger = logging.getLogger(__name__) - - -class Command(object): - name = None # type: Optional[str] - usage = None # type: Optional[str] - hidden = False # type: bool - ignore_require_venv = False # type: bool - - def __init__(self, isolated=False): - # type: (bool) -> None - parser_kw = { - 'usage': self.usage, - 'prog': '%s %s' % (get_prog(), self.name), - 'formatter': UpdatingDefaultsHelpFormatter(), - 'add_help_option': False, - 'name': self.name, - 'description': self.__doc__, - 'isolated': isolated, - } - - self.parser = ConfigOptionParser(**parser_kw) - - # Commands should add options to this option group - optgroup_name = '%s Options' % self.name.capitalize() - self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name) - - # Add the general options - gen_opts = cmdoptions.make_option_group( - cmdoptions.general_group, - self.parser, - ) - self.parser.add_option_group(gen_opts) - - def run(self, options, args): - # type: (Values, List[Any]) -> Any - raise NotImplementedError - - def _build_session(self, options, retries=None, timeout=None): - # type: (Values, Optional[int], Optional[int]) -> PipSession - session = PipSession( - cache=( - normalize_path(os.path.join(options.cache_dir, "http")) - if options.cache_dir else None - ), - retries=retries if retries is not None else options.retries, - insecure_hosts=options.trusted_hosts, - ) - - # Handle custom ca-bundles from the user - if options.cert: - session.verify = options.cert - - # Handle SSL client certificate - if options.client_cert: - session.cert = options.client_cert - - # Handle timeouts - if options.timeout or timeout: - session.timeout = ( - timeout if timeout is not None else options.timeout - ) - - # Handle configured proxies - if options.proxy: - session.proxies = { - "http": options.proxy, - "https": options.proxy, - } - - # Determine if we can prompt the user for authentication or not - session.auth.prompting = not options.no_input - - return session - - def parse_args(self, args): - # type: (List[str]) -> Tuple - # factored out for testability - return self.parser.parse_args(args) - - def main(self, args): - # type: (List[str]) -> int - options, args = self.parse_args(args) - - # Set verbosity so that it can be used elsewhere. - self.verbosity = options.verbose - options.quiet - - level_number = setup_logging( - verbosity=self.verbosity, - no_color=options.no_color, - user_log_file=options.log, - ) - - if sys.version_info[:2] == (3, 4): - deprecated( - "Python 3.4 support has been deprecated. pip 19.1 will be the " - "last one supporting it. Please upgrade your Python as Python " - "3.4 won't be maintained after March 2019 (cf PEP 429).", - replacement=None, - gone_in='19.2', - ) - elif sys.version_info[:2] == (2, 7): - message = ( - "A future version of pip will drop support for Python 2.7." - ) - if platform.python_implementation() == "CPython": - message = ( - "Python 2.7 will reach the end of its life on January " - "1st, 2020. Please upgrade your Python as Python 2.7 " - "won't be maintained after that date. " - ) + message - deprecated(message, replacement=None, gone_in=None) - - # TODO: Try to get these passing down from the command? - # without resorting to os.environ to hold these. - # This also affects isolated builds and it should. - - if options.no_input: - os.environ['PIP_NO_INPUT'] = '1' - - if options.exists_action: - os.environ['PIP_EXISTS_ACTION'] = ' '.join(options.exists_action) - - if options.require_venv and not self.ignore_require_venv: - # If a venv is required check if it can really be found - if not running_under_virtualenv(): - logger.critical( - 'Could not find an activated virtualenv (required).' - ) - sys.exit(VIRTUALENV_NOT_FOUND) - - try: - status = self.run(options, args) - # FIXME: all commands should return an exit status - # and when it is done, isinstance is not needed anymore - if isinstance(status, int): - return status - except PreviousBuildDirError as exc: - logger.critical(str(exc)) - logger.debug('Exception information:', exc_info=True) - - return PREVIOUS_BUILD_DIR_ERROR - except (InstallationError, UninstallationError, BadCommand) as exc: - logger.critical(str(exc)) - logger.debug('Exception information:', exc_info=True) - - return ERROR - except CommandError as exc: - logger.critical('ERROR: %s', exc) - logger.debug('Exception information:', exc_info=True) - - return ERROR - except BrokenStdoutLoggingError: - # Bypass our logger and write any remaining messages to stderr - # because stdout no longer works. - print('ERROR: Pipe to stdout was broken', file=sys.stderr) - if level_number <= logging.DEBUG: - traceback.print_exc(file=sys.stderr) - - return ERROR - except KeyboardInterrupt: - logger.critical('Operation cancelled by user') - logger.debug('Exception information:', exc_info=True) - - return ERROR - except BaseException: - logger.critical('Exception:', exc_info=True) - - return UNKNOWN_ERROR - finally: - allow_version_check = ( - # Does this command have the index_group options? - hasattr(options, "no_index") and - # Is this command allowed to perform this check? - not (options.disable_pip_version_check or options.no_index) - ) - # Check if we're using the latest version of pip available - if allow_version_check: - session = self._build_session( - options, - retries=0, - timeout=min(5, options.timeout) - ) - with session: - pip_version_check(session, options) - - # Shutdown the logging module - logging.shutdown() - - return SUCCESS - - -class RequirementCommand(Command): - - @staticmethod - def populate_requirement_set(requirement_set, # type: RequirementSet - args, # type: List[str] - options, # type: Values - finder, # type: PackageFinder - session, # type: PipSession - name, # type: str - wheel_cache # type: Optional[WheelCache] - ): - # type: (...) -> None - """ - Marshal cmd line args into a requirement set. - """ - # NOTE: As a side-effect, options.require_hashes and - # requirement_set.require_hashes may be updated - - for filename in options.constraints: - for req_to_add in parse_requirements( - filename, - constraint=True, finder=finder, options=options, - session=session, wheel_cache=wheel_cache): - req_to_add.is_direct = True - requirement_set.add_requirement(req_to_add) - - for req in args: - req_to_add = install_req_from_line( - req, None, isolated=options.isolated_mode, - use_pep517=options.use_pep517, - wheel_cache=wheel_cache - ) - req_to_add.is_direct = True - requirement_set.add_requirement(req_to_add) - - for req in options.editables: - req_to_add = install_req_from_editable( - req, - isolated=options.isolated_mode, - use_pep517=options.use_pep517, - wheel_cache=wheel_cache - ) - req_to_add.is_direct = True - requirement_set.add_requirement(req_to_add) - - for filename in options.requirements: - for req_to_add in parse_requirements( - filename, - finder=finder, options=options, session=session, - wheel_cache=wheel_cache, - use_pep517=options.use_pep517): - req_to_add.is_direct = True - requirement_set.add_requirement(req_to_add) - # If --require-hashes was a line in a requirements file, tell - # RequirementSet about it: - requirement_set.require_hashes = options.require_hashes - - if not (args or options.editables or options.requirements): - opts = {'name': name} - if options.find_links: - raise CommandError( - 'You must give at least one requirement to %(name)s ' - '(maybe you meant "pip %(name)s %(links)s"?)' % - dict(opts, links=' '.join(options.find_links))) - else: - raise CommandError( - 'You must give at least one requirement to %(name)s ' - '(see "pip help %(name)s")' % opts) - - def _build_package_finder( - self, - options, # type: Values - session, # type: PipSession - platform=None, # type: Optional[str] - python_versions=None, # type: Optional[List[str]] - abi=None, # type: Optional[str] - implementation=None # type: Optional[str] - ): - # type: (...) -> PackageFinder - """ - Create a package finder appropriate to this requirement command. - """ - index_urls = [options.index_url] + options.extra_index_urls - if options.no_index: - logger.debug( - 'Ignoring indexes: %s', - ','.join(redact_password_from_url(url) for url in index_urls), - ) - index_urls = [] - - return PackageFinder( - find_links=options.find_links, - format_control=options.format_control, - index_urls=index_urls, - trusted_hosts=options.trusted_hosts, - allow_all_prereleases=options.pre, - session=session, - platform=platform, - versions=python_versions, - abi=abi, - implementation=implementation, - prefer_binary=options.prefer_binary, - ) |