Source code for langchain_community.agent_toolkits.slack.toolkit

from __future__ import annotations

from typing import TYPE_CHECKING, List

from langchain_core.pydantic_v1 import Field
from langchain_core.tools import BaseTool
from langchain_core.tools.base import BaseToolkit

from langchain_community.tools.slack.get_channel import SlackGetChannel
from langchain_community.tools.slack.get_message import SlackGetMessage
from langchain_community.tools.slack.schedule_message import SlackScheduleMessage
from langchain_community.tools.slack.send_message import SlackSendMessage
from langchain_community.tools.slack.utils import login

if TYPE_CHECKING:
    from slack_sdk import WebClient


[docs]class SlackToolkit(BaseToolkit): """Toolkit for interacting with Slack. Parameters: client: The Slack client. Setup: Install ``slack_sdk`` and set environment variable ``SLACK_USER_TOKEN``. .. code-block:: bash pip install -U slack_sdk export SLACK_USER_TOKEN="your-user-token" Key init args: client: slack_sdk.WebClient The Slack client. Instantiate: .. code-block:: python from langchain_community.agent_toolkits import SlackToolkit toolkit = SlackToolkit() Tools: .. code-block:: python tools = toolkit.get_tools() tools .. code-block:: none [SlackGetChannel(client=<slack_sdk.web.client.WebClient object at 0x113caa8c0>), SlackGetMessage(client=<slack_sdk.web.client.WebClient object at 0x113caa4d0>), SlackScheduleMessage(client=<slack_sdk.web.client.WebClient object at 0x113caa440>), SlackSendMessage(client=<slack_sdk.web.client.WebClient object at 0x113caa410>)] Use within an agent: .. code-block:: python from langchain_openai import ChatOpenAI from langgraph.prebuilt import create_react_agent llm = ChatOpenAI(model="gpt-4o-mini") agent_executor = create_react_agent(llm, tools) example_query = "When was the #general channel created?" events = agent_executor.stream( {"messages": [("user", example_query)]}, stream_mode="values", ) for event in events: message = event["messages"][-1] if message.type != "tool": # mask sensitive information event["messages"][-1].pretty_print() .. code-block:: none ================================[1m Human Message [0m================================= When was the #general channel created? ==================================[1m Ai Message [0m================================== Tool Calls: get_channelid_name_dict (call_NXDkALjoOx97uF1v0CoZTqtJ) Call ID: call_NXDkALjoOx97uF1v0CoZTqtJ Args: ==================================[1m Ai Message [0m================================== The #general channel was created on timestamp 1671043305. """ # noqa: E501 client: WebClient = Field(default_factory=login) class Config: arbitrary_types_allowed = True
[docs] def get_tools(self) -> List[BaseTool]: """Get the tools in the toolkit.""" return [ SlackGetChannel(), SlackGetMessage(), SlackScheduleMessage(), SlackSendMessage(), ]