utils.py 文件源码

def get(self, key: Hashable) -> Any:
        """
        Retrieves the value stored in the registry based on the `key` provided.

        Args:
            key: The key used to retrieve the stored object in the registry

        Returns:
            The object stored in the registry based on the `key` parameter

        Raises:
            RegistryKeyError: If the key was not found in the registry
        """
        if key not in self._registry:
            raise RegistryKeyError("Specified key: {} is not in the registry".format(key))

        return self._registry[key]