venv/lib/python3.12/site-packages/langchain/schema/runnable/history.py

from langchain_core.runnables.history import (
    GetSessionHistoryCallable,
    MessagesOrDictWithMessages,
    RunnableWithMessageHistory,
)

__all__ = [
    "RunnableWithMessageHistory",
    "GetSessionHistoryCallable",
    "MessagesOrDictWithMessages",
]