Source code for langchain_community.tools.openweathermap.tool
"""Tool for the OpenWeatherMap API."""
from typing import Optional
from langchain_core.callbacks import CallbackManagerForToolRun
from langchain_core.pydantic_v1 import Field
from langchain_core.tools import BaseTool
from langchain_community.utilities.openweathermap import OpenWeatherMapAPIWrapper
[docs]class OpenWeatherMapQueryRun(BaseTool):
"""Tool that queries the OpenWeatherMap API."""
api_wrapper: OpenWeatherMapAPIWrapper = Field(
default_factory=OpenWeatherMapAPIWrapper # type: ignore[arg-type]
)
name: str = "open_weather_map"
description: str = (
"A wrapper around OpenWeatherMap API. "
"Useful for fetching current weather information for a specified location. "
"Input should be a location string (e.g. London,GB)."
)
def _run(
self, location: str, run_manager: Optional[CallbackManagerForToolRun] = None
) -> str:
"""Use the OpenWeatherMap tool."""
return self.api_wrapper.run(location)