ankitpatil3003/Basic-AI-Chatbot-using-Langgraph

1from typing import Annotated, Literal, Optional2from typing_extensions import TypedDict3from langgraph.graph.message import add_messages4from typing import TypedDict, Annotated, List5from langchain_core.messages import HumanMessage, AIMessage6 7class State(TypedDict):8    """9    Represents the structure of the state used in the graph.10    """11    messages: Annotated[list, add_messages]