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Current File : //opt/cloudlinux/venv/lib64/python3.11/site-packages/pip/_internal/cli/cmdoptions.py |
""" shared options and groups The principle here is to define options once, but *not* instantiate them globally. One reason being that options with action='append' can carry state between parses. pip parses general options twice internally, and shouldn't pass on state. To be consistent, all options will follow this design. """ # The following comment should be removed at some point in the future. # mypy: strict-optional=False import importlib.util import logging import os import textwrap from functools import partial from optparse import SUPPRESS_HELP, Option, OptionGroup, OptionParser, Values from textwrap import dedent from typing import Any, Callable, Dict, Optional, Tuple from pip._vendor.packaging.utils import canonicalize_name from pip._internal.cli.parser import ConfigOptionParser from pip._internal.exceptions import CommandError from pip._internal.locations import USER_CACHE_DIR, get_src_prefix from pip._internal.models.format_control import FormatControl from pip._internal.models.index import PyPI from pip._internal.models.target_python import TargetPython from pip._internal.utils.hashes import STRONG_HASHES from pip._internal.utils.misc import strtobool logger = logging.getLogger(__name__) def raise_option_error(parser: OptionParser, option: Option, msg: str) -> None: """ Raise an option parsing error using parser.error(). Args: parser: an OptionParser instance. option: an Option instance. msg: the error text. """ msg = f"{option} error: {msg}" msg = textwrap.fill(" ".join(msg.split())) parser.error(msg) def make_option_group(group: Dict[str, Any], parser: ConfigOptionParser) -> OptionGroup: """ Return an OptionGroup object group -- assumed to be dict with 'name' and 'options' keys parser -- an optparse Parser """ option_group = OptionGroup(parser, group["name"]) for option in group["options"]: option_group.add_option(option()) return option_group def check_dist_restriction(options: Values, check_target: bool = False) -> None: """Function for determining if custom platform options are allowed. :param options: The OptionParser options. :param check_target: Whether or not to check if --target is being used. """ dist_restriction_set = any( [ options.python_version, options.platforms, options.abis, options.implementation, ] ) binary_only = FormatControl(set(), {":all:"}) sdist_dependencies_allowed = ( options.format_control != binary_only and not options.ignore_dependencies ) # Installations or downloads using dist restrictions must not combine # source distributions and dist-specific wheels, as they are not # guaranteed to be locally compatible. if dist_restriction_set and sdist_dependencies_allowed: raise CommandError( "When restricting platform and interpreter constraints using " "--python-version, --platform, --abi, or --implementation, " "either --no-deps must be set, or --only-binary=:all: must be " "set and --no-binary must not be set (or must be set to " ":none:)." ) if check_target: if not options.dry_run and dist_restriction_set and not options.target_dir: raise CommandError( "Can not use any platform or abi specific options unless " "installing via '--target' or using '--dry-run'" ) def _path_option_check(option: Option, opt: str, value: str) -> str: return os.path.expanduser(value) def _package_name_option_check(option: Option, opt: str, value: str) -> str: return canonicalize_name(value) class PipOption(Option): TYPES = Option.TYPES + ("path", "package_name") TYPE_CHECKER = Option.TYPE_CHECKER.copy() TYPE_CHECKER["package_name"] = _package_name_option_check TYPE_CHECKER["path"] = _path_option_check ########### # options # ########### help_: Callable[..., Option] = partial( Option, "-h", "--help", dest="help", action="help", help="Show help.", ) debug_mode: Callable[..., Option] = partial( Option, "--debug", dest="debug_mode", action="store_true", default=False, help=( "Let unhandled exceptions propagate outside the main subroutine, " "instead of logging them to stderr." ), ) isolated_mode: Callable[..., Option] = partial( Option, "--isolated", dest="isolated_mode", action="store_true", default=False, help=( "Run pip in an isolated mode, ignoring environment variables and user " "configuration." ), ) require_virtualenv: Callable[..., Option] = partial( Option, "--require-virtualenv", "--require-venv", dest="require_venv", action="store_true", default=False, help=( "Allow pip to only run in a virtual environment; " "exit with an error otherwise." ), ) override_externally_managed: Callable[..., Option] = partial( Option, "--break-system-packages", dest="override_externally_managed", action="store_true", help="Allow pip to modify an EXTERNALLY-MANAGED Python installation", ) python: Callable[..., Option] = partial( Option, "--python", dest="python", help="Run pip with the specified Python interpreter.", ) verbose: Callable[..., Option] = partial( Option, "-v", "--verbose", dest="verbose", action="count", default=0, help="Give more output. Option is additive, and can be used up to 3 times.", ) no_color: Callable[..., Option] = partial( Option, "--no-color", dest="no_color", action="store_true", default=False, help="Suppress colored output.", ) version: Callable[..., Option] = partial( Option, "-V", "--version", dest="version", action="store_true", help="Show version and exit.", ) quiet: Callable[..., Option] = partial( Option, "-q", "--quiet", dest="quiet", action="count", default=0, help=( "Give less output. Option is additive, and can be used up to 3" " times (corresponding to WARNING, ERROR, and CRITICAL logging" " levels)." ), ) progress_bar: Callable[..., Option] = partial( Option, "--progress-bar", dest="progress_bar", type="choice", choices=["on", "off", "raw"], default="on", help="Specify whether the progress bar should be used [on, off, raw] (default: on)", ) log: Callable[..., Option] = partial( PipOption, "--log", "--log-file", "--local-log", dest="log", metavar="path", type="path", help="Path to a verbose appending log.", ) no_input: Callable[..., Option] = partial( Option, # Don't ask for input "--no-input", dest="no_input", action="store_true", default=False, help="Disable prompting for input.", ) keyring_provider: Callable[..., Option] = partial( Option, "--keyring-provider", dest="keyring_provider", choices=["auto", "disabled", "import", "subprocess"], default="auto", help=( "Enable the credential lookup via the keyring library if user input is allowed." " Specify which mechanism to use [disabled, import, subprocess]." " (default: disabled)" ), ) proxy: Callable[..., Option] = partial( Option, "--proxy", dest="proxy", type="str", default="", help="Specify a proxy in the form scheme://[user:passwd@]proxy.server:port.", ) retries: Callable[..., Option] = partial( Option, "--retries", dest="retries", type="int", default=5, help="Maximum number of retries each connection should attempt " "(default %default times).", ) timeout: Callable[..., Option] = partial( Option, "--timeout", "--default-timeout", metavar="sec", dest="timeout", type="float", default=15, help="Set the socket timeout (default %default seconds).", ) def exists_action() -> Option: return Option( # Option when path already exist "--exists-action", dest="exists_action", type="choice", choices=["s", "i", "w", "b", "a"], default=[], action="append", metavar="action", help="Default action when a path already exists: " "(s)witch, (i)gnore, (w)ipe, (b)ackup, (a)bort.", ) cert: Callable[..., Option] = partial( PipOption, "--cert", dest="cert", type="path", metavar="path", help=( "Path to PEM-encoded CA certificate bundle. " "If provided, overrides the default. " "See 'SSL Certificate Verification' in pip documentation " "for more information." ), ) client_cert: Callable[..., Option] = partial( PipOption, "--client-cert", dest="client_cert", type="path", default=None, metavar="path", help="Path to SSL client certificate, a single file containing the " "private key and the certificate in PEM format.", ) index_url: Callable[..., Option] = partial( Option, "-i", "--index-url", "--pypi-url", dest="index_url", metavar="URL", default=PyPI.simple_url, help="Base URL of the Python Package Index (default %default). " "This should point to a repository compliant with PEP 503 " "(the simple repository API) or a local directory laid out " "in the same format.", ) def extra_index_url() -> Option: return Option( "--extra-index-url", dest="extra_index_urls", metavar="URL", action="append", default=[], help="Extra URLs of package indexes to use in addition to " "--index-url. Should follow the same rules as " "--index-url.", ) no_index: Callable[..., Option] = partial( Option, "--no-index", dest="no_index", action="store_true", default=False, help="Ignore package index (only looking at --find-links URLs instead).", ) def find_links() -> Option: return Option( "-f", "--find-links", dest="find_links", action="append", default=[], metavar="url", help="If a URL or path to an html file, then parse for links to " "archives such as sdist (.tar.gz) or wheel (.whl) files. " "If a local path or file:// URL that's a directory, " "then look for archives in the directory listing. " "Links to VCS project URLs are not supported.", ) def trusted_host() -> Option: return Option( "--trusted-host", dest="trusted_hosts", action="append", metavar="HOSTNAME", default=[], help="Mark this host or host:port pair as trusted, even though it " "does not have valid or any HTTPS.", ) def constraints() -> Option: return Option( "-c", "--constraint", dest="constraints", action="append", default=[], metavar="file", help="Constrain versions using the given constraints file. " "This option can be used multiple times.", ) def requirements() -> Option: return Option( "-r", "--requirement", dest="requirements", action="append", default=[], metavar="file", help="Install from the given requirements file. " "This option can be used multiple times.", ) def editable() -> Option: return Option( "-e", "--editable", dest="editables", action="append", default=[], metavar="path/url", help=( "Install a project in editable mode (i.e. setuptools " '"develop mode") from a local project path or a VCS url.' ), ) def _handle_src(option: Option, opt_str: str, value: str, parser: OptionParser) -> None: value = os.path.abspath(value) setattr(parser.values, option.dest, value) src: Callable[..., Option] = partial( PipOption, "--src", "--source", "--source-dir", "--source-directory", dest="src_dir", type="path", metavar="dir", default=get_src_prefix(), action="callback", callback=_handle_src, help="Directory to check out editable projects into. " 'The default in a virtualenv is "<venv path>/src". ' 'The default for global installs is "<current dir>/src".', ) def _get_format_control(values: Values, option: Option) -> Any: """Get a format_control object.""" return getattr(values, option.dest) def _handle_no_binary( option: Option, opt_str: str, value: str, parser: OptionParser ) -> None: existing = _get_format_control(parser.values, option) FormatControl.handle_mutual_excludes( value, existing.no_binary, existing.only_binary, ) def _handle_only_binary( option: Option, opt_str: str, value: str, parser: OptionParser ) -> None: existing = _get_format_control(parser.values, option) FormatControl.handle_mutual_excludes( value, existing.only_binary, existing.no_binary, ) def no_binary() -> Option: format_control = FormatControl(set(), set()) return Option( "--no-binary", dest="format_control", action="callback", callback=_handle_no_binary, type="str", default=format_control, help="Do not use binary packages. Can be supplied multiple times, and " 'each time adds to the existing value. Accepts either ":all:" to ' 'disable all binary packages, ":none:" to empty the set (notice ' "the colons), or one or more package names with commas between " "them (no colons). Note that some packages are tricky to compile " "and may fail to install when this option is used on them.", ) def only_binary() -> Option: format_control = FormatControl(set(), set()) return Option( "--only-binary", dest="format_control", action="callback", callback=_handle_only_binary, type="str", default=format_control, help="Do not use source packages. Can be supplied multiple times, and " 'each time adds to the existing value. Accepts either ":all:" to ' 'disable all source packages, ":none:" to empty the set, or one ' "or more package names with commas between them. Packages " "without binary distributions will fail to install when this " "option is used on them.", ) platforms: Callable[..., Option] = partial( Option, "--platform", dest="platforms", metavar="platform", action="append", default=None, help=( "Only use wheels compatible with <platform>. Defaults to the " "platform of the running system. Use this option multiple times to " "specify multiple platforms supported by the target interpreter." ), ) # This was made a separate function for unit-testing purposes. def _convert_python_version(value: str) -> Tuple[Tuple[int, ...], Optional[str]]: """ Convert a version string like "3", "37", or "3.7.3" into a tuple of ints. :return: A 2-tuple (version_info, error_msg), where `error_msg` is non-None if and only if there was a parsing error. """ if not value: # The empty string is the same as not providing a value. return (None, None) parts = value.split(".") if len(parts) > 3: return ((), "at most three version parts are allowed") if len(parts) == 1: # Then we are in the case of "3" or "37". value = parts[0] if len(value) > 1: parts = [value[0], value[1:]] try: version_info = tuple(int(part) for part in parts) except ValueError: return ((), "each version part must be an integer") return (version_info, None) def _handle_python_version( option: Option, opt_str: str, value: str, parser: OptionParser ) -> None: """ Handle a provided --python-version value. """ version_info, error_msg = _convert_python_version(value) if error_msg is not None: msg = f"invalid --python-version value: {value!r}: {error_msg}" raise_option_error(parser, option=option, msg=msg) parser.values.python_version = version_info python_version: Callable[..., Option] = partial( Option, "--python-version", dest="python_version", metavar="python_version", action="callback", callback=_handle_python_version, type="str", default=None, help=dedent( """\ The Python interpreter version to use for wheel and "Requires-Python" compatibility checks. Defaults to a version derived from the running interpreter. The version can be specified using up to three dot-separated integers (e.g. "3" for 3.0.0, "3.7" for 3.7.0, or "3.7.3"). A major-minor version can also be given as a string without dots (e.g. "37" for 3.7.0). """ ), ) implementation: Callable[..., Option] = partial( Option, "--implementation", dest="implementation", metavar="implementation", default=None, help=( "Only use wheels compatible with Python " "implementation <implementation>, e.g. 'pp', 'jy', 'cp', " " or 'ip'. If not specified, then the current " "interpreter implementation is used. Use 'py' to force " "implementation-agnostic wheels." ), ) abis: Callable[..., Option] = partial( Option, "--abi", dest="abis", metavar="abi", action="append", default=None, help=( "Only use wheels compatible with Python abi <abi>, e.g. 'pypy_41'. " "If not specified, then the current interpreter abi tag is used. " "Use this option multiple times to specify multiple abis supported " "by the target interpreter. Generally you will need to specify " "--implementation, --platform, and --python-version when using this " "option." ), ) def add_target_python_options(cmd_opts: OptionGroup) -> None: cmd_opts.add_option(platforms()) cmd_opts.add_option(python_version()) cmd_opts.add_option(implementation()) cmd_opts.add_option(abis()) def make_target_python(options: Values) -> TargetPython: target_python = TargetPython( platforms=options.platforms, py_version_info=options.python_version, abis=options.abis, implementation=options.implementation, ) return target_python def prefer_binary() -> Option: return Option( "--prefer-binary", dest="prefer_binary", action="store_true", default=False, help=( "Prefer binary packages over source packages, even if the " "source packages are newer." ), ) cache_dir: Callable[..., Option] = partial( PipOption, "--cache-dir", dest="cache_dir", default=USER_CACHE_DIR, metavar="dir", type="path", help="Store the cache data in <dir>.", ) def _handle_no_cache_dir( option: Option, opt: str, value: str, parser: OptionParser ) -> None: """ Process a value provided for the --no-cache-dir option. This is an optparse.Option callback for the --no-cache-dir option. """ # The value argument will be None if --no-cache-dir is passed via the # command-line, since the option doesn't accept arguments. However, # the value can be non-None if the option is triggered e.g. by an # environment variable, like PIP_NO_CACHE_DIR=true. if value is not None: # Then parse the string value to get argument error-checking. try: strtobool(value) except ValueError as exc: raise_option_error(parser, option=option, msg=str(exc)) # Originally, setting PIP_NO_CACHE_DIR to a value that strtobool() # converted to 0 (like "false" or "no") caused cache_dir to be disabled # rather than enabled (logic would say the latter). Thus, we disable # the cache directory not just on values that parse to True, but (for # backwards compatibility reasons) also on values that parse to False. # In other words, always set it to False if the option is provided in # some (valid) form. parser.values.cache_dir = False no_cache: Callable[..., Option] = partial( Option, "--no-cache-dir", dest="cache_dir", action="callback", callback=_handle_no_cache_dir, help="Disable the cache.", ) no_deps: Callable[..., Option] = partial( Option, "--no-deps", "--no-dependencies", dest="ignore_dependencies", action="store_true", default=False, help="Don't install package dependencies.", ) ignore_requires_python: Callable[..., Option] = partial( Option, "--ignore-requires-python", dest="ignore_requires_python", action="store_true", help="Ignore the Requires-Python information.", ) no_build_isolation: Callable[..., Option] = partial( Option, "--no-build-isolation", dest="build_isolation", action="store_false", default=True, help="Disable isolation when building a modern source distribution. " "Build dependencies specified by PEP 518 must be already installed " "if this option is used.", ) check_build_deps: Callable[..., Option] = partial( Option, "--check-build-dependencies", dest="check_build_deps", action="store_true", default=False, help="Check the build dependencies when PEP517 is used.", ) def _handle_no_use_pep517( option: Option, opt: str, value: str, parser: OptionParser ) -> None: """ Process a value provided for the --no-use-pep517 option. This is an optparse.Option callback for the no_use_pep517 option. """ # Since --no-use-pep517 doesn't accept arguments, the value argument # will be None if --no-use-pep517 is passed via the command-line. # However, the value can be non-None if the option is triggered e.g. # by an environment variable, for example "PIP_NO_USE_PEP517=true". if value is not None: msg = """A value was passed for --no-use-pep517, probably using either the PIP_NO_USE_PEP517 environment variable or the "no-use-pep517" config file option. Use an appropriate value of the PIP_USE_PEP517 environment variable or the "use-pep517" config file option instead. """ raise_option_error(parser, option=option, msg=msg) # If user doesn't wish to use pep517, we check if setuptools and wheel are installed # and raise error if it is not. packages = ("setuptools", "wheel") if not all(importlib.util.find_spec(package) for package in packages): msg = ( f"It is not possible to use --no-use-pep517 " f"without {' and '.join(packages)} installed." ) raise_option_error(parser, option=option, msg=msg) # Otherwise, --no-use-pep517 was passed via the command-line. parser.values.use_pep517 = False use_pep517: Any = partial( Option, "--use-pep517", dest="use_pep517", action="store_true", default=None, help="Use PEP 517 for building source distributions " "(use --no-use-pep517 to force legacy behaviour).", ) no_use_pep517: Any = partial( Option, "--no-use-pep517", dest="use_pep517", action="callback", callback=_handle_no_use_pep517, default=None, help=SUPPRESS_HELP, ) def _handle_config_settings( option: Option, opt_str: str, value: str, parser: OptionParser ) -> None: key, sep, val = value.partition("=") if sep != "=": parser.error(f"Arguments to {opt_str} must be of the form KEY=VAL") dest = getattr(parser.values, option.dest) if dest is None: dest = {} setattr(parser.values, option.dest, dest) if key in dest: if isinstance(dest[key], list): dest[key].append(val) else: dest[key] = [dest[key], val] else: dest[key] = val config_settings: Callable[..., Option] = partial( Option, "-C", "--config-settings", dest="config_settings", type=str, action="callback", callback=_handle_config_settings, metavar="settings", help="Configuration settings to be passed to the PEP 517 build backend. " "Settings take the form KEY=VALUE. Use multiple --config-settings options " "to pass multiple keys to the backend.", ) build_options: Callable[..., Option] = partial( Option, "--build-option", dest="build_options", metavar="options", action="append", help="Extra arguments to be supplied to 'setup.py bdist_wheel'.", ) global_options: Callable[..., Option] = partial( Option, "--global-option", dest="global_options", action="append", metavar="options", help="Extra global options to be supplied to the setup.py " "call before the install or bdist_wheel command.", ) no_clean: Callable[..., Option] = partial( Option, "--no-clean", action="store_true", default=False, help="Don't clean up build directories.", ) pre: Callable[..., Option] = partial( Option, "--pre", action="store_true", default=False, help="Include pre-release and development versions. By default, " "pip only finds stable versions.", ) disable_pip_version_check: Callable[..., Option] = partial( Option, "--disable-pip-version-check", dest="disable_pip_version_check", action="store_true", default=False, help="Don't periodically check PyPI to determine whether a new version " "of pip is available for download. Implied with --no-index.", ) root_user_action: Callable[..., Option] = partial( Option, "--root-user-action", dest="root_user_action", default="warn", choices=["warn", "ignore"], help="Action if pip is run as a root user [warn, ignore] (default: warn)", ) def _handle_merge_hash( option: Option, opt_str: str, value: str, parser: OptionParser ) -> None: """Given a value spelled "algo:digest", append the digest to a list pointed to in a dict by the algo name.""" if not parser.values.hashes: parser.values.hashes = {} try: algo, digest = value.split(":", 1) except ValueError: parser.error( f"Arguments to {opt_str} must be a hash name " "followed by a value, like --hash=sha256:" "abcde..." ) if algo not in STRONG_HASHES: parser.error( "Allowed hash algorithms for {} are {}.".format( opt_str, ", ".join(STRONG_HASHES) ) ) parser.values.hashes.setdefault(algo, []).append(digest) hash: Callable[..., Option] = partial( Option, "--hash", # Hash values eventually end up in InstallRequirement.hashes due to # __dict__ copying in process_line(). dest="hashes", action="callback", callback=_handle_merge_hash, type="string", help="Verify that the package's archive matches this " "hash before installing. Example: --hash=sha256:abcdef...", ) require_hashes: Callable[..., Option] = partial( Option, "--require-hashes", dest="require_hashes", action="store_true", default=False, help="Require a hash to check each requirement against, for " "repeatable installs. This option is implied when any package in a " "requirements file has a --hash option.", ) list_path: Callable[..., Option] = partial( PipOption, "--path", dest="path", type="path", action="append", help="Restrict to the specified installation path for listing " "packages (can be used multiple times).", ) def check_list_path_option(options: Values) -> None: if options.path and (options.user or options.local): raise CommandError("Cannot combine '--path' with '--user' or '--local'") list_exclude: Callable[..., Option] = partial( PipOption, "--exclude", dest="excludes", action="append", metavar="package", type="package_name", help="Exclude specified package from the output", ) no_python_version_warning: Callable[..., Option] = partial( Option, "--no-python-version-warning", dest="no_python_version_warning", action="store_true", default=False, help="Silence deprecation warnings for upcoming unsupported Pythons.", ) # Features that are now always on. A warning is printed if they are used. ALWAYS_ENABLED_FEATURES = [ "no-binary-enable-wheel-cache", # always on since 23.1 ] use_new_feature: Callable[..., Option] = partial( Option, "--use-feature", dest="features_enabled", metavar="feature", action="append", default=[], choices=[ "fast-deps", "truststore", ] + ALWAYS_ENABLED_FEATURES, help="Enable new functionality, that may be backward incompatible.", ) use_deprecated_feature: Callable[..., Option] = partial( Option, "--use-deprecated", dest="deprecated_features_enabled", metavar="feature", action="append", default=[], choices=[ "legacy-resolver", ], help=("Enable deprecated functionality, that will be removed in the future."), ) ########## # groups # ########## general_group: Dict[str, Any] = { "name": "General Options", "options": [ help_, debug_mode, isolated_mode, require_virtualenv, python, verbose, version, quiet, log, no_input, keyring_provider, proxy, retries, timeout, exists_action, trusted_host, cert, client_cert, cache_dir, no_cache, disable_pip_version_check, no_color, no_python_version_warning, use_new_feature, use_deprecated_feature, ], } index_group: Dict[str, Any] = { "name": "Package Index Options", "options": [ index_url, extra_index_url, no_index, find_links, ], }