setup.py 文件源码

def load_layer_index(self):
        # Load Layer_Index

        # Check if we have a mirror-index, and load it if we do...
        mirror_index_path = self.load_mirror_index(self.base_url + '/mirror-index')

        # Mirror also has a copy of the associated XML bits
        if mirror_index_path:
            self.xml_dir = os.path.join(mirror_index_path, 'xml')

        # Setup replace strings as late as possible.  The various self.* values
        # may be modified prior to this place.
        replace = []
        replace = replace + settings.REPLACE
        replace = replace + [
                   ( '#INSTALL_DIR#', self.install_dir ),
                   ( '#BASE_URL#', self.base_url ),
                   ( '#BASE_BRANCH#', self.base_branch ),
                  ]

        self.index = Layer_Index(indexcfg=settings.INDEXES, base_branch=self.base_branch, replace=replace, mirror=mirror_index_path)