FM / setuptools

/snap/core20/2769/usr/lib/python3/dist-packages/setuptools/

/snap/core20/2769/usr/lib/python3/dist-packages/setuptools

Name	Size	Mode	Actions
command/	-	0755	rm
extern/	-	0755	rm
_vendor/	-	0755	rm
__pycache__/	-	0755	rm
archive_util.py	6626	0644	edit dl rm
build_meta.py	9960	0644	edit dl rm
cli-32.exe	65536	0644	edit dl rm
cli-64.exe	74752	0644	edit dl rm
cli.exe	65536	0644	edit dl rm
config.py	20575	0644	edit dl rm
depends.py	5517	0644	edit dl rm
dep_util.py	949	0644	edit dl rm
dist.py	49872	0644	edit dl rm
errors.py	524	0644	edit dl rm
extension.py	1729	0644	edit dl rm
glob.py	5084	0644	edit dl rm
gui-32.exe	65536	0644	edit dl rm
gui-64.exe	75264	0644	edit dl rm
gui.exe	65536	0644	edit dl rm
installer.py	5336	0644	edit dl rm
launch.py	787	0644	edit dl rm
lib2to3_ex.py	2013	0644	edit dl rm
monkey.py	5264	0644	edit dl rm
msvc.py	46807	0644	edit dl rm
namespaces.py	3223	0644	edit dl rm
package_index.py	42394	0644	edit dl rm
py27compat.py	1504	0644	edit dl rm
py31compat.py	838	0644	edit dl rm
py33compat.py	1330	0644	edit dl rm
py34compat.py	245	0644	edit dl rm
sandbox.py	14284	0644	edit dl rm
script (dev).tmpl	218	0644	edit dl rm
script.tmpl	138	0644	edit dl rm
site-patch.py	2346	0644	edit dl rm
ssl_support.py	8543	0644	edit dl rm
unicode_utils.py	996	0644	edit dl rm
version.py	144	0644	edit dl rm
wheel.py	8468	0644	edit dl rm
windows_support.py	714	0644	edit dl rm
_deprecation_warning.py	218	0644	edit dl rm
_imp.py	2388	0644	edit dl rm
__init__.py	7273	0644	edit dl rm

Edit: /snap/core20/2769/usr/lib/python3/dist-packages/setuptools/wheel.py (8468B)

"""Wheels support."""

from distutils.util import get_platform
from distutils import log
import email
import itertools
import os
import posixpath
import re
import zipfile

import pkg_resources
import setuptools
from pkg_resources import parse_version
from setuptools.extern.packaging.tags import sys_tags
from setuptools.extern.packaging.utils import canonicalize_name
from setuptools.extern.six import PY3
from setuptools.command.egg_info import write_requirements

__metaclass__ = type

WHEEL_NAME = re.compile(
    r"""^(?P<project_name>.+?)-(?P<version>\d.*?)
    ((-(?P<build>\d.*?))?-(?P<py_version>.+?)-(?P<abi>.+?)-(?P<platform>.+?)
    )\.whl$""",
    re.VERBOSE).match

NAMESPACE_PACKAGE_INIT = '''\
try:
    __import__('pkg_resources').declare_namespace(__name__)
except ImportError:
    __path__ = __import__('pkgutil').extend_path(__path__, __name__)
'''

def unpack(src_dir, dst_dir):
    '''Move everything under `src_dir` to `dst_dir`, and delete the former.'''
    for dirpath, dirnames, filenames in os.walk(src_dir):
        subdir = os.path.relpath(dirpath, src_dir)
        for f in filenames:
            src = os.path.join(dirpath, f)
            dst = os.path.join(dst_dir, subdir, f)
            os.renames(src, dst)
        for n, d in reversed(list(enumerate(dirnames))):
            src = os.path.join(dirpath, d)
            dst = os.path.join(dst_dir, subdir, d)
            if not os.path.exists(dst):
                # Directory does not exist in destination,
                # rename it and prune it from os.walk list.
                os.renames(src, dst)
                del dirnames[n]
    # Cleanup.
    for dirpath, dirnames, filenames in os.walk(src_dir, topdown=True):
        assert not filenames
        os.rmdir(dirpath)

class Wheel:

def __init__(self, filename):
        match = WHEEL_NAME(os.path.basename(filename))
        if match is None:
            raise ValueError('invalid wheel name: %r' % filename)
        self.filename = filename
        for k, v in match.groupdict().items():
            setattr(self, k, v)

def tags(self):
        '''List tags (py_version, abi, platform) supported by this wheel.'''
        return itertools.product(
            self.py_version.split('.'),
            self.abi.split('.'),
            self.platform.split('.'),
        )

def is_compatible(self):
        '''Is the wheel is compatible with the current platform?'''
        supported_tags = set(
            (t.interpreter, t.abi, t.platform) for t in sys_tags())
        return next((True for t in self.tags() if t in supported_tags), False)

def egg_name(self):
        return pkg_resources.Distribution(
            project_name=self.project_name, version=self.version,
            platform=(None if self.platform == 'any' else get_platform()),
        ).egg_name() + '.egg'

def get_dist_info(self, zf):
        # find the correct name of the .dist-info dir in the wheel file
        for member in zf.namelist():
            dirname = posixpath.dirname(member)
            if (dirname.endswith('.dist-info') and
                    canonicalize_name(dirname).startswith(
                        canonicalize_name(self.project_name))):
                return dirname
        raise ValueError("unsupported wheel format. .dist-info not found")

def install_as_egg(self, destination_eggdir):
        '''Install wheel as an egg directory.'''
        with zipfile.ZipFile(self.filename) as zf:
            self._install_as_egg(destination_eggdir, zf)

def _install_as_egg(self, destination_eggdir, zf):
        dist_basename = '%s-%s' % (self.project_name, self.version)
        dist_info = self.get_dist_info(zf)
        dist_data = '%s.data' % dist_basename
        egg_info = os.path.join(destination_eggdir, 'EGG-INFO')

self._convert_metadata(zf, destination_eggdir, dist_info, egg_info)
        self._move_data_entries(destination_eggdir, dist_data)
        self._fix_namespace_packages(egg_info, destination_eggdir)

@staticmethod
    def _convert_metadata(zf, destination_eggdir, dist_info, egg_info):
        def get_metadata(name):
            with zf.open(posixpath.join(dist_info, name)) as fp:
                value = fp.read().decode('utf-8') if PY3 else fp.read()
                return email.parser.Parser().parsestr(value)

wheel_metadata = get_metadata('WHEEL')
        # Check wheel format version is supported.
        wheel_version = parse_version(wheel_metadata.get('Wheel-Version'))
        wheel_v1 = (
            parse_version('1.0') <= wheel_version < parse_version('2.0dev0')
        )
        if not wheel_v1:
            raise ValueError(
                'unsupported wheel format version: %s' % wheel_version)
        # Extract to target directory.
        os.mkdir(destination_eggdir)
        zf.extractall(destination_eggdir)
        # Convert metadata.
        dist_info = os.path.join(destination_eggdir, dist_info)
        dist = pkg_resources.Distribution.from_location(
            destination_eggdir, dist_info,
            metadata=pkg_resources.PathMetadata(destination_eggdir, dist_info),
        )

# Note: Evaluate and strip markers now,
        # as it's difficult to convert back from the syntax:
        # foobar; "linux" in sys_platform and extra == 'test'
        def raw_req(req):
            req.marker = None
            return str(req)
        install_requires = list(sorted(map(raw_req, dist.requires())))
        extras_require = {
            extra: sorted(
                req
                for req in map(raw_req, dist.requires((extra,)))
                if req not in install_requires
            )
            for extra in dist.extras
        }
        os.rename(dist_info, egg_info)
        os.rename(
            os.path.join(egg_info, 'METADATA'),
            os.path.join(egg_info, 'PKG-INFO'),
        )
        setup_dist = setuptools.Distribution(
            attrs=dict(
                install_requires=install_requires,
                extras_require=extras_require,
            ),
        )
        # Temporarily disable info traces.
        log_threshold = log._global_log.threshold
        log.set_threshold(log.WARN)
        try:
            write_requirements(
                setup_dist.get_command_obj('egg_info'),
                None,
                os.path.join(egg_info, 'requires.txt'),
            )
        finally:
            log.set_threshold(log_threshold)

@staticmethod
    def _move_data_entries(destination_eggdir, dist_data):
        """Move data entries to their correct location."""
        dist_data = os.path.join(destination_eggdir, dist_data)
        dist_data_scripts = os.path.join(dist_data, 'scripts')
        if os.path.exists(dist_data_scripts):
            egg_info_scripts = os.path.join(
                destination_eggdir, 'EGG-INFO', 'scripts')
            os.mkdir(egg_info_scripts)
            for entry in os.listdir(dist_data_scripts):
                # Remove bytecode, as it's not properly handled
                # during easy_install scripts install phase.
                if entry.endswith('.pyc'):
                    os.unlink(os.path.join(dist_data_scripts, entry))
                else:
                    os.rename(
                        os.path.join(dist_data_scripts, entry),
                        os.path.join(egg_info_scripts, entry),
                    )
            os.rmdir(dist_data_scripts)
        for subdir in filter(os.path.exists, (
            os.path.join(dist_data, d)
            for d in ('data', 'headers', 'purelib', 'platlib')
        )):
            unpack(subdir, destination_eggdir)
        if os.path.exists(dist_data):
            os.rmdir(dist_data)

@staticmethod
    def _fix_namespace_packages(egg_info, destination_eggdir):
        namespace_packages = os.path.join(
            egg_info, 'namespace_packages.txt')
        if os.path.exists(namespace_packages):
            with open(namespace_packages) as fp:
                namespace_packages = fp.read().split()
            for mod in namespace_packages:
                mod_dir = os.path.join(destination_eggdir, *mod.split('.'))
                mod_init = os.path.join(mod_dir, '__init__.py')
                if not os.path.exists(mod_dir):
                    os.mkdir(mod_dir)
                if not os.path.exists(mod_init):
                    with open(mod_init, 'w') as fp:
                        fp.write(NAMESPACE_PACKAGE_INIT)

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