async def send_history(self, history: list[types.Content]):
    """Sends the conversation history to the model.

    You call this method right after setting up the model connection.
    The model will respond if the last content is from user, otherwise it will
    wait for new user input before responding.

    Args:
      history: The conversation history to send to the model.
    """
    pass
Sends the conversation history to the model.

    You call this method right after setting up the model connection.
    The model will respond if the last content is from user, otherwise it will
    wait for new user input before responding.

    Args:
      history: The conversation history to send to the model.
    
src/google/adk/models/base_llm_connection.py