chat_sessions.py — langchain Source File

Architecture documentation for chat_sessions.py, a python file in the langchain codebase. 3 imports, 0 dependents.

File python 3 imports 1 classes

Entity Profile

Dependency Diagram

graph LR
  4046aa68_f7c5_df5f_c6c9_168319e4f3bf["chat_sessions.py"]
  cfe2bde5_180e_e3b0_df2b_55b3ebaca8e7["collections.abc"]
  4046aa68_f7c5_df5f_c6c9_168319e4f3bf --> cfe2bde5_180e_e3b0_df2b_55b3ebaca8e7
  8e2034b7_ceb8_963f_29fc_2ea6b50ef9b3["typing"]
  4046aa68_f7c5_df5f_c6c9_168319e4f3bf --> 8e2034b7_ceb8_963f_29fc_2ea6b50ef9b3
  d758344f_537f_649e_f467_b9d7442e86df["langchain_core.messages"]
  4046aa68_f7c5_df5f_c6c9_168319e4f3bf --> d758344f_537f_649e_f467_b9d7442e86df
  style 4046aa68_f7c5_df5f_c6c9_168319e4f3bf fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

"""**Chat Sessions** are a collection of messages and function calls."""

from collections.abc import Sequence
from typing import TypedDict

from langchain_core.messages import BaseMessage


class ChatSession(TypedDict, total=False):
    """Chat Session.

    Chat Session represents a single conversation, channel, or other group of messages.
    """

    messages: Sequence[BaseMessage]
    """A sequence of the LangChain chat messages loaded from the source."""

    functions: Sequence[dict]
    """A sequence of the function calling specs for the messages."""