egg.py 文件源码

def install_source(self, source, destkey='location'):
        if 'build-directory' not in source:
            return
        env = Environment([source['build-directory']])
        self.recipe.mkdir(source[destkey])
        for dists in [env[x] for x in env]:
            for src_dist in dists:
                dst_dist = src_dist.clone(
                    location=os.path.join(source[destkey],
                                          "{}.{}".format(src_dist.egg_name(), {
                                              EGG_DIST: 'egg',
                                              DEVELOP_DIST: 'egg-link',
                                          }[src_dist.precedence])))
                {
                    EGG_DIST: lambda src, dst:
                              self.recipe.copy(src, dst)
                              if os.path.isdir(src) else
                              self.recipe.extract_archive(src, dst),
                    DEVELOP_DIST: os.rename,
                }[src_dist.precedence](src_dist.location, dst_dist.location)
                # redo_pyc(newloc)
                self.working_set.add_entry(dst_dist.location)
                self.logger.info('''Got {}.'''.format(
                    str(dst_dist.egg_name())))