Filename: //lib//python3/dist-packages////setuptools/__init__.py

"""Extensions to the 'distutils' for large or complex distributions""" from fnmatch import fnmatchcase import functools import os import re import _distutils_hack.override # noqa: F401 import distutils.core from distutils.errors import DistutilsOptionError from distutils.util import convert_path from ._deprecation_warning import SetuptoolsDeprecationWarning import setuptools.version from setuptools.extension import Extension from setuptools.dist import Distribution from setuptools.depends import Require from . import monkey __all__ = [ 'setup', 'Distribution', 'Command', 'Extension', 'Require', 'SetuptoolsDeprecationWarning', 'find_packages', 'find_namespace_packages', ] __version__ = setuptools.version.__version__ bootstrap_install_from = None # If we run 2to3 on .py files, should we also convert docstrings? # Default: yes; assume that we can detect doctests reliably run_2to3_on_doctests = True # Standard package names for fixer packages lib2to3_fixer_packages = ['lib2to3.fixes'] class PackageFinder: """ Generate a list of all Python packages found within a directory """ @classmethod def find(cls, where='.', exclude=(), include=('*',)): """Return a list all Python packages found within directory 'where' 'where' is the root directory which will be searched for packages. It should be supplied as a "cross-platform" (i.e. URL-style) path; it will be converted to the appropriate local path syntax. 'exclude' is a sequence of package names to exclude; '*' can be used as a wildcard in the names, such that 'foo.*' will exclude all subpackages of 'foo' (but not 'foo' itself). 'include' is a sequence of package names to include. If it's specified, only the named packages will be included. If it's not specified, all found packages will be included. 'include' can contain shell style wildcard patterns just like 'exclude'. """ return list(cls._find_packages_iter( convert_path(where), cls._build_filter('ez_setup', '*__pycache__', *exclude), cls._build_filter(*include))) @classmethod def _find_packages_iter(cls, where, exclude, include): """ All the packages found in 'where' that pass the 'include' filter, but not the 'exclude' filter. """ for root, dirs, files in os.walk(where, followlinks=True): # Copy dirs to iterate over it, then empty dirs. all_dirs = dirs[:] dirs[:] = [] for dir in all_dirs: full_path = os.path.join(root, dir) rel_path = os.path.relpath(full_path, where) package = rel_path.replace(os.path.sep, '.') # Skip directory trees that are not valid packages if ('.' in dir or not cls._looks_like_package(full_path)): continue # Should this package be included? if include(package) and not exclude(package): yield package # Keep searching subdirectories, as there may be more packages # down there, even if the parent was excluded. dirs.append(dir) @staticmethod def _looks_like_package(path): """Does a directory look like a package?""" return os.path.isfile(os.path.join(path, '__init__.py')) @staticmethod def _build_filter(*patterns): """ Given a list of patterns, return a callable that will be true only if the input matches at least one of the patterns. """ return lambda name: any(fnmatchcase(name, pat=pat) for pat in patterns) class PEP420PackageFinder(PackageFinder): @staticmethod def _looks_like_package(path): return True find_packages = PackageFinder.find find_namespace_packages = PEP420PackageFinder.find def _install_setup_requires(attrs): # Note: do not use `setuptools.Distribution` directly, as # our PEP 517 backend patch `distutils.core.Distribution`. class MinimalDistribution(distutils.core.Distribution): """ A minimal version of a distribution for supporting the fetch_build_eggs interface. """ def __init__(self, attrs): _incl = 'dependency_links', 'setup_requires' filtered = { k: attrs[k] for k in set(_incl) & set(attrs) } distutils.core.Distribution.__init__(self, filtered) def finalize_options(self): """ Disable finalize_options to avoid building the working set. Ref #2158. """ dist = MinimalDistribution(attrs) # Honor setup.cfg's options. dist.parse_config_files(ignore_option_errors=True) if dist.setup_requires: dist.fetch_build_eggs(dist.setup_requires) def setup(**attrs): # Make sure we have any requirements needed to interpret 'attrs'. _install_setup_requires(attrs) return distutils.core.setup(**attrs) setup.__doc__ = distutils.core.setup.__doc__ _Command = monkey.get_unpatched(distutils.core.Command) class Command(_Command): __doc__ = _Command.__doc__ command_consumes_arguments = False def __init__(self, dist, **kw): """ Construct the command for dist, updating vars(self) with any keyword parameters. """ _Command.__init__(self, dist) vars(self).update(kw) def _ensure_stringlike(self, option, what, default=None): val = getattr(self, option) if val is None: setattr(self, option, default) return default elif not isinstance(val, str): raise DistutilsOptionError("'%s' must be a %s (got `%s`)" % (option, what, val)) return val def ensure_string_list(self, option): r"""Ensure that 'option' is a list of strings. If 'option' is currently a string, we split it either on /,\s*/ or /\s+/, so "foo bar baz", "foo,bar,baz", and "foo, bar baz" all become ["foo", "bar", "baz"]. """ val = getattr(self, option) if val is None: return elif isinstance(val, str): setattr(self, option, re.split(r',\s*|\s+', val)) else: if isinstance(val, list): ok = all(isinstance(v, str) for v in val) else: ok = False if not ok: raise DistutilsOptionError( "'%s' must be a list of strings (got %r)" % (option, val)) def reinitialize_command(self, command, reinit_subcommands=0, **kw): cmd = _Command.reinitialize_command(self, command, reinit_subcommands) vars(cmd).update(kw) return cmd def _find_all_simple(path): """ Find all files under 'path' """ results = ( os.path.join(base, file) for base, dirs, files in os.walk(path, followlinks=True) for file in files ) return filter(os.path.isfile, results) def findall(dir=os.curdir): """ Find all files under 'dir' and return the list of full filenames. Unless dir is '.', return full filenames with dir prepended. """ files = _find_all_simple(dir) if dir == os.curdir: make_rel = functools.partial(os.path.relpath, start=dir) files = map(make_rel, files) return list(files) class sic(str): """Treat this string as-is (https://en.wikipedia.org/wiki/Sic)""" # Apply monkey patches monkey.patch_all()

./Ninja\.