mirror of
https://github.com/hwchase17/langchain
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38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
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"""Tool for the Google search API."""
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from typing import Optional, Type
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from langchain_core.callbacks import CallbackManagerForToolRun
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from langchain_core.pydantic_v1 import BaseModel, Field
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from langchain_core.tools import BaseTool
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from langchain_community.utilities.google_places_api import GooglePlacesAPIWrapper
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class GooglePlacesSchema(BaseModel):
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"""Input for GooglePlacesTool."""
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query: str = Field(..., description="Query for google maps")
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class GooglePlacesTool(BaseTool):
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"""Tool that queries the Google places API."""
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name: str = "google_places"
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description: str = (
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"A wrapper around Google Places. "
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"Useful for when you need to validate or "
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"discover addressed from ambiguous text. "
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"Input should be a search query."
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)
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api_wrapper: GooglePlacesAPIWrapper = Field(default_factory=GooglePlacesAPIWrapper)
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args_schema: Type[BaseModel] = GooglePlacesSchema
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def _run(
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self,
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query: str,
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run_manager: Optional[CallbackManagerForToolRun] = None,
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) -> str:
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"""Use the tool."""
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return self.api_wrapper.run(query)
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