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"""Extensions to the 'distutils' for large or complex distributions"""
import functools
import os
import re
import warnings
import _distutils_hack.override # noqa: F401
import distutils.core
from distutils.errors import DistutilsOptionError
from distutils.util import convert_path as _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 setuptools.discovery import PackageFinder, PEP420PackageFinder
from . import monkey
from . import logging
__all__ = [
'setup',
'Distribution',
'Command',
'Extension',
'Require',
'SetuptoolsDeprecationWarning',
'find_packages',
'find_namespace_packages',
]
__version__ = setuptools.version.__version__
bootstrap_install_from = None
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)}
super().__init__(filtered)
# Prevent accidentally triggering discovery with incomplete set of attrs
self.set_defaults._disable()
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'.
logging.configure()
_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.
"""
super().__init__(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)
@functools.wraps(_convert_path)
def convert_path(pathname):
from inspect import cleandoc
msg = """
The function `convert_path` is considered internal and not part of the public API.
Its direct usage by 3rd-party packages is considered deprecated and the function
may be removed in the future.
"""
warnings.warn(cleandoc(msg), SetuptoolsDeprecationWarning)
return _convert_path(pathname)
class sic(str):
"""Treat this string as-is (https://en.wikipedia.org/wiki/Sic)"""
# Apply monkey patches
monkey.patch_all()
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