diff options
Diffstat (limited to 'setup.py')
| -rwxr-xr-x | setup.py | 192 |
1 files changed, 42 insertions, 150 deletions
@@ -1,58 +1,15 @@ #!/usr/bin/env python -""" -Distutils setup file, used to install or test 'setuptools' -""" -import io import os import sys import textwrap import setuptools +from setuptools.command.install import install here = os.path.dirname(__file__) -def require_metadata(): - "Prevent improper installs without necessary metadata. See #659" - egg_info_dir = os.path.join(here, 'setuptools.egg-info') - if not os.path.exists(egg_info_dir): - msg = ( - "Cannot build setuptools without metadata. " - "Run `bootstrap.py`." - ) - raise RuntimeError(msg) - - -def read_commands(): - command_ns = {} - cmd_module_path = 'setuptools/command/__init__.py' - init_path = os.path.join(here, cmd_module_path) - with open(init_path) as init_file: - exec(init_file.read(), command_ns) - return command_ns['__all__'] - - -def _gen_console_scripts(): - yield "easy_install = setuptools.command.easy_install:main" - - # Gentoo distributions manage the python-version-specific scripts - # themselves, so those platforms define an environment variable to - # suppress the creation of the version-specific scripts. - var_names = ( - 'SETUPTOOLS_DISABLE_VERSIONED_EASY_INSTALL_SCRIPT', - 'DISTRIBUTE_DISABLE_VERSIONED_EASY_INSTALL_SCRIPT', - ) - if any(os.environ.get(var) not in (None, "", "0") for var in var_names): - return - tmpl = "easy_install-{shortver} = setuptools.command.easy_install:main" - yield tmpl.format(shortver=sys.version[:3]) - - -readme_path = os.path.join(here, 'README.rst') -with io.open(readme_path, encoding='utf-8') as readme_file: - long_description = readme_file.read() - package_data = dict( setuptools=['script (dev).tmpl', 'script.tmpl', 'site-patch.py'], ) @@ -62,19 +19,12 @@ force_windows_specific_files = ( not in ("", "0", "false", "no") ) -include_windows_files = ( - sys.platform == 'win32' or - os.name == 'java' and os._name == 'nt' or - force_windows_specific_files -) +include_windows_files = sys.platform == 'win32' or force_windows_specific_files if include_windows_files: package_data.setdefault('setuptools', []).extend(['*.exe']) package_data.setdefault('setuptools.command', []).extend(['*.xml']) -needs_wheel = set(['release', 'bdist_wheel']).intersection(sys.argv) -wheel = ['wheel'] if needs_wheel else [] - def pypi_link(pkg_filename): """ @@ -87,109 +37,51 @@ def pypi_link(pkg_filename): return '/'.join(parts) +class install_with_pth(install): + """ + Custom install command to install a .pth file for distutils patching. + + This hack is necessary because there's no standard way to install behavior + on startup (and it's debatable if there should be one). This hack (ab)uses + the `extra_path` behavior in Setuptools to install a `.pth` file with + implicit behavior on startup to give higher precedence to the local version + of `distutils` over the version from the standard library. + + Please do not replicate this behavior. + """ + + _pth_name = 'distutils-precedence' + _pth_contents = textwrap.dedent(""" + import os + var = 'SETUPTOOLS_USE_DISTUTILS' + enabled = os.environ.get(var, 'local') == 'local' + enabled and __import__('_distutils_hack').add_shim() + """).lstrip().replace('\n', '; ') + + def initialize_options(self): + install.initialize_options(self) + self.extra_path = self._pth_name, self._pth_contents + + def finalize_options(self): + install.finalize_options(self) + self._restore_install_lib() + + def _restore_install_lib(self): + """ + Undo secondary effect of `extra_path` adding to `install_lib` + """ + suffix = os.path.relpath(self.install_lib, self.install_libbase) + + if suffix.strip() == self._pth_contents.strip(): + self.install_lib = self.install_libbase + + setup_params = dict( - name="setuptools", - version="39.1.0", - description=( - "Easily download, build, install, upgrade, and uninstall " - "Python packages" - ), - author="Python Packaging Authority", - author_email="distutils-sig@python.org", - long_description=long_description, - long_description_content_type='text/x-rst; charset=UTF-8', - keywords="CPAN PyPI distutils eggs package management", - url="https://github.com/pypa/setuptools", - project_urls={ - "Documentation": "https://setuptools.readthedocs.io/", - }, - src_root=None, - packages=setuptools.find_packages(exclude=['*.tests']), + cmdclass={'install': install_with_pth}, package_data=package_data, - py_modules=['easy_install'], - zip_safe=True, - entry_points={ - "distutils.commands": [ - "%(cmd)s = setuptools.command.%(cmd)s:%(cmd)s" % locals() - for cmd in read_commands() - ], - "distutils.setup_keywords": [ - "eager_resources = setuptools.dist:assert_string_list", - "namespace_packages = setuptools.dist:check_nsp", - "extras_require = setuptools.dist:check_extras", - "install_requires = setuptools.dist:check_requirements", - "tests_require = setuptools.dist:check_requirements", - "setup_requires = setuptools.dist:check_requirements", - "python_requires = setuptools.dist:check_specifier", - "entry_points = setuptools.dist:check_entry_points", - "test_suite = setuptools.dist:check_test_suite", - "zip_safe = setuptools.dist:assert_bool", - "package_data = setuptools.dist:check_package_data", - "exclude_package_data = setuptools.dist:check_package_data", - "include_package_data = setuptools.dist:assert_bool", - "packages = setuptools.dist:check_packages", - "dependency_links = setuptools.dist:assert_string_list", - "test_loader = setuptools.dist:check_importable", - "test_runner = setuptools.dist:check_importable", - "use_2to3 = setuptools.dist:assert_bool", - "convert_2to3_doctests = setuptools.dist:assert_string_list", - "use_2to3_fixers = setuptools.dist:assert_string_list", - "use_2to3_exclude_fixers = setuptools.dist:assert_string_list", - ], - "egg_info.writers": [ - "PKG-INFO = setuptools.command.egg_info:write_pkg_info", - "requires.txt = setuptools.command.egg_info:write_requirements", - "entry_points.txt = setuptools.command.egg_info:write_entries", - "eager_resources.txt = setuptools.command.egg_info:overwrite_arg", - ( - "namespace_packages.txt = " - "setuptools.command.egg_info:overwrite_arg" - ), - "top_level.txt = setuptools.command.egg_info:write_toplevel_names", - "depends.txt = setuptools.command.egg_info:warn_depends_obsolete", - "dependency_links.txt = setuptools.command.egg_info:overwrite_arg", - ], - "console_scripts": list(_gen_console_scripts()), - "setuptools.installation": - ['eggsecutable = setuptools.command.easy_install:bootstrap'], - }, - classifiers=textwrap.dedent(""" - Development Status :: 5 - Production/Stable - Intended Audience :: Developers - License :: OSI Approved :: MIT License - Operating System :: OS Independent - Programming Language :: Python :: 2 - Programming Language :: Python :: 2.7 - Programming Language :: Python :: 3 - Programming Language :: Python :: 3.3 - Programming Language :: Python :: 3.4 - Programming Language :: Python :: 3.5 - Programming Language :: Python :: 3.6 - Topic :: Software Development :: Libraries :: Python Modules - Topic :: System :: Archiving :: Packaging - Topic :: System :: Systems Administration - Topic :: Utilities - """).strip().splitlines(), - python_requires='>=2.7,!=3.0.*,!=3.1.*,!=3.2.*', - extras_require={ - "ssl:sys_platform=='win32'": "wincertstore==0.2", - "certs": "certifi==2016.9.26", - }, - dependency_links=[ - pypi_link( - 'certifi-2016.9.26.tar.gz#md5=baa81e951a29958563689d868ef1064d', - ), - pypi_link( - 'wincertstore-0.2.zip#md5=ae728f2f007185648d0c7a8679b361e2', - ), - ], - scripts=[], - setup_requires=[ - ] + wheel, ) if __name__ == '__main__': # allow setup.py to run from another directory here and os.chdir(here) - require_metadata() dist = setuptools.setup(**setup_params) |