dist.py 文件源码

python
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项目:habilitacion 作者: GabrielBD 项目源码 文件源码
def fetch_build_egg(self, req):
        """Fetch an egg needed for building"""

        try:
            cmd = self._egg_fetcher
            cmd.package_index.to_scan = []
        except AttributeError:
            from setuptools.command.easy_install import easy_install
            dist = self.__class__({'script_args': ['easy_install']})
            dist.parse_config_files()
            opts = dist.get_option_dict('easy_install')
            keep = (
                'find_links', 'site_dirs', 'index_url', 'optimize',
                'site_dirs', 'allow_hosts'
            )
            for key in list(opts):
                if key not in keep:
                    del opts[key]  # don't use any other settings
            if self.dependency_links:
                links = self.dependency_links[:]
                if 'find_links' in opts:
                    links = opts['find_links'][1].split() + links
                opts['find_links'] = ('setup', links)
            install_dir = self.get_egg_cache_dir()
            cmd = easy_install(
                dist, args=["x"], install_dir=install_dir, exclude_scripts=True,
                always_copy=False, build_directory=None, editable=False,
                upgrade=False, multi_version=True, no_report=True, user=False
            )
            cmd.ensure_finalized()
            self._egg_fetcher = cmd
        return cmd.easy_install(req)
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