from_messages_and_schema

Sequence of message representations.

A message can be represented using the following formats:

1. BaseMessagePromptTemplate
2. BaseMessage
3. 2-tuple of (message type, template); e.g., ("human", "{user_input}")
4. 2-tuple of (message class, template)
5. A string which is shorthand for ("human", template); e.g., "{user_input}"

A dictionary representation of function call, or a Pydantic model.