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venv/Lib/site-packages/langchain_community/tools/wikipedia/__init__.py

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+"""Wikipedia API toolkit."""

venv/Lib/site-packages/langchain_community/tools/wikipedia/tool.py

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+"""Tool for the Wikipedia API."""
+
+from typing import Optional, Type
+
+from langchain_core.callbacks import CallbackManagerForToolRun
+from langchain_core.tools import BaseTool
+from pydantic import BaseModel, Field
+
+from langchain_community.utilities.wikipedia import WikipediaAPIWrapper
+
+
+class WikipediaQueryInput(BaseModel):
+    """Input for the WikipediaQuery tool."""
+
+    query: str = Field(description="query to look up on wikipedia")
+
+
+class WikipediaQueryRun(BaseTool):
+    """Tool that searches the Wikipedia API."""
+
+    name: str = "wikipedia"
+    description: str = (
+        "A wrapper around Wikipedia. "
+        "Useful for when you need to answer general questions about "
+        "people, places, companies, facts, historical events, or other subjects. "
+        "Input should be a search query."
+    )
+    api_wrapper: WikipediaAPIWrapper
+
+    args_schema: Type[BaseModel] = WikipediaQueryInput
+
+    def _run(
+        self,
+        query: str,
+        run_manager: Optional[CallbackManagerForToolRun] = None,
+    ) -> str:
+        """Use the Wikipedia tool."""
+        return self.api_wrapper.run(query)