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#

# Source code for langchain.memory.readonly

    from typing import Any, Dict, List

    from langchain.schema import BaseMemory

    class ReadOnlySharedMemory(BaseMemory):
        """A memory wrapper that is read-only and cannot be changed."""

        memory: BaseMemory

        @property
        def memory_variables(self) -> List[str]:
            """Return memory variables."""
            return self.memory.memory_variables

        def load_memory_variables(self, inputs: Dict[str, Any]) -> Dict[str, str]:
            """Load memory variables from memory."""
            return self.memory.load_memory_variables(inputs)

        def save_context(self, inputs: Dict[str, Any], outputs: Dict[str, str]) -> None:
            """Nothing should be saved or changed"""
            pass

        def clear(self) -> None:
            """Nothing to clear, got a memory like a vault."""
            pass