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usr
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python3.6
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site-packages
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pip
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""" 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. """ from __future__ import absolute_import from functools import partial from optparse import OptionGroup, SUPPRESS_HELP, Option import warnings from pip.index import ( FormatControl, fmt_ctl_handle_mutual_exclude, fmt_ctl_no_binary, fmt_ctl_no_use_wheel) from pip.models import PyPI from pip.locations import USER_CACHE_DIR, src_prefix from pip.utils.hashes import STRONG_HASHES def make_option_group(group, parser): """ 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 resolve_wheel_no_use_binary(options): if not options.use_wheel: control = options.format_control fmt_ctl_no_use_wheel(control) def check_install_build_global(options, check_options=None): """Disable wheels if per-setup.py call options are set. :param options: The OptionParser options to update. :param check_options: The options to check, if not supplied defaults to options. """ if check_options is None: check_options = options def getname(n): return getattr(check_options, n, None) names = ["build_options", "global_options", "install_options"] if any(map(getname, names)): control = options.format_control fmt_ctl_no_binary(control) warnings.warn( 'Disabling all use of wheels due to the use of --build-options ' '/ --global-options / --install-options.', stacklevel=2) ########### # options # ########### help_ = partial( Option, '-h', '--help', dest='help', action='help', help='Show help.') isolated_mode = 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 = partial( Option, # Run only if inside a virtualenv, bail if not. '--require-virtualenv', '--require-venv', dest='require_venv', action='store_true', default=False, help=SUPPRESS_HELP) verbose = 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.' ) version = partial( Option, '-V', '--version', dest='version', action='store_true', help='Show version and exit.') quiet = 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).') ) log = partial( Option, "--log", "--log-file", "--local-log", dest="log", metavar="path", help="Path to a verbose appending log." ) no_input = partial( Option, # Don't ask for input '--no-input', dest='no_input', action='store_true', default=False, help=SUPPRESS_HELP) proxy = partial( Option, '--proxy', dest='proxy', type='str', default='', help="Specify a proxy in the form [user:passwd@]proxy.server:port.") retries = partial( Option, '--retries', dest='retries', type='int', default=5, help="Maximum number of retries each connection should attempt " "(default %default times).") timeout = partial( Option, '--timeout', '--default-timeout', metavar='sec', dest='timeout', type='float', default=15, help='Set the socket timeout (default %default seconds).') default_vcs = partial( Option, # The default version control system for editables, e.g. 'svn' '--default-vcs', dest='default_vcs', type='str', default='', help=SUPPRESS_HELP) skip_requirements_regex = partial( Option, # A regex to be used to skip requirements '--skip-requirements-regex', dest='skip_requirements_regex', type='str', default='', help=SUPPRESS_HELP) def exists_action(): 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 = partial( Option, '--cert', dest='cert', type='str', metavar='path', help="Path to alternate CA bundle.") client_cert = partial( Option, '--client-cert', dest='client_cert', type='str', 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 = partial( Option, '-i', '--index-url', '--pypi-url', dest='index_url', metavar='URL', default=PyPI.simple_url, help="Base URL of 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(): 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 = 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(): 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. If a local path or file:// url that's a directory, " "then look for archives in the directory listing.") def allow_external(): return Option( "--allow-external", dest="allow_external", action="append", default=[], metavar="PACKAGE", help=SUPPRESS_HELP, ) allow_all_external = partial( Option, "--allow-all-external", dest="allow_all_external", action="store_true", default=False, help=SUPPRESS_HELP, ) def trusted_host(): return Option( "--trusted-host", dest="trusted_hosts", action="append", metavar="HOSTNAME", default=[], help="Mark this host as trusted, even though it does not have valid " "or any HTTPS.", ) # Remove after 7.0 no_allow_external = partial( Option, "--no-allow-external", dest="allow_all_external", action="store_false", default=False, help=SUPPRESS_HELP, ) # Remove --allow-insecure after 7.0 def allow_unsafe(): return Option( "--allow-unverified", "--allow-insecure", dest="allow_unverified", action="append", default=[], metavar="PACKAGE", help=SUPPRESS_HELP, ) # Remove after 7.0 no_allow_unsafe = partial( Option, "--no-allow-insecure", dest="allow_all_insecure", action="store_false", default=False, help=SUPPRESS_HELP ) # Remove after 1.5 process_dependency_links = partial( Option, "--process-dependency-links", dest="process_dependency_links", action="store_true", default=False, help="Enable the processing of dependency links.", ) def constraints(): 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(): 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(): 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.'), ) src = partial( Option, '--src', '--source', '--source-dir', '--source-directory', dest='src_dir', metavar='dir', default=src_prefix, 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".' ) # XXX: deprecated, remove in 9.0 use_wheel = partial( Option, '--use-wheel', dest='use_wheel', action='store_true', default=True, help=SUPPRESS_HELP, ) # XXX: deprecated, remove in 9.0 no_use_wheel = partial( Option, '--no-use-wheel', dest='use_wheel', action='store_false', default=True, help=('Do not Find and prefer wheel archives when searching indexes and ' 'find-links locations. DEPRECATED in favour of --no-binary.'), ) def _get_format_control(values, option): """Get a format_control object.""" return getattr(values, option.dest) def _handle_no_binary(option, opt_str, value, parser): existing = getattr(parser.values, option.dest) fmt_ctl_handle_mutual_exclude( value, existing.no_binary, existing.only_binary) def _handle_only_binary(option, opt_str, value, parser): existing = getattr(parser.values, option.dest) fmt_ctl_handle_mutual_exclude( value, existing.only_binary, existing.no_binary) def no_binary(): return Option( "--no-binary", dest="format_control", action="callback", callback=_handle_no_binary, type="str", default=FormatControl(set(), set()), 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, or one or " "more package names with commas between them. Note that some " "packages are tricky to compile and may fail to install when " "this option is used on them.") def only_binary(): return Option( "--only-binary", dest="format_control", action="callback", callback=_handle_only_binary, type="str", default=FormatControl(set(), set()), 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.") cache_dir = partial( Option, "--cache-dir", dest="cache_dir", default=USER_CACHE_DIR, metavar="dir", help="Store the cache data in <dir>." ) no_cache = partial( Option, "--no-cache-dir", dest="cache_dir", action="store_false", help="Disable the cache.", ) no_deps = partial( Option, '--no-deps', '--no-dependencies', dest='ignore_dependencies', action='store_true', default=False, help="Don't install package dependencies.") build_dir = partial( Option, '-b', '--build', '--build-dir', '--build-directory', dest='build_dir', metavar='dir', help='Directory to unpack packages into and build in.' ) ignore_requires_python = partial( Option, '--ignore-requires-python', dest='ignore_requires_python', action='store_true', help='Ignore the Requires-Python information.') install_options = partial( Option, '--install-option', dest='install_options', action='append', metavar='options', help="Extra arguments to be supplied to the setup.py install " "command (use like --install-option=\"--install-scripts=/usr/local/" "bin\"). Use multiple --install-option options to pass multiple " "options to setup.py install. If you are using an option with a " "directory path, be sure to use absolute path.") global_options = 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 command.") no_clean = partial( Option, '--no-clean', action='store_true', default=False, help="Don't clean up build directories.") pre = 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 = 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.") # Deprecated, Remove later always_unzip = partial( Option, '-Z', '--always-unzip', dest='always_unzip', action='store_true', help=SUPPRESS_HELP, ) def _merge_hash(option, opt_str, value, parser): """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('Arguments to %s must be a hash name ' 'followed by a value, like --hash=sha256:abcde...' % opt_str) if algo not in STRONG_HASHES: parser.error('Allowed hash algorithms for %s are %s.' % (opt_str, ', '.join(STRONG_HASHES))) parser.values.hashes.setdefault(algo, []).append(digest) hash = partial( Option, '--hash', # Hash values eventually end up in InstallRequirement.hashes due to # __dict__ copying in process_line(). dest='hashes', action='callback', callback=_merge_hash, type='string', help="Verify that the package's archive matches this " 'hash before installing. Example: --hash=sha256:abcdef...') require_hashes = 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.') ########## # groups # ########## general_group = { 'name': 'General Options', 'options': [ help_, isolated_mode, require_virtualenv, verbose, version, quiet, log, no_input, proxy, retries, timeout, default_vcs, skip_requirements_regex, exists_action, trusted_host, cert, client_cert, cache_dir, no_cache, disable_pip_version_check, ] } non_deprecated_index_group = { 'name': 'Package Index Options', 'options': [ index_url, extra_index_url, no_index, find_links, process_dependency_links, ] } index_group = { 'name': 'Package Index Options (including deprecated options)', 'options': non_deprecated_index_group['options'] + [ allow_external, allow_all_external, no_allow_external, allow_unsafe, no_allow_unsafe, ] }
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