def get_installed_pypackages():
    return {p.project_name.lower(): p for p in pkg_resources.working_set}
def __init__(self, config_l, path=None, resolver=None):
        super().__init__(path=path, resolver=resolver)
        self._collection = []
        for key, value in enumerate(config_l):
            self._collection.append(self._from_python(str(key), value))