adding back args schema

libs/community/langchain_community/tools/google_books.py

@@ -1,13 +1,20 @@
 """Tool for the Google Books API."""
 
-from typing import Optional
+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.google_books import GoogleBooksAPIWrapper
 
 
+class GoogleBooksQueryInput(BaseModel):
+    """Input for the GoogleBooksQuery tool."""
+
+    query: str = Field(description="query to look up on google books")
+
+
 class GoogleBooksQueryRun(BaseTool):  # type: ignore[override]
     """Tool that searches the Google Books API."""
 
@@ -20,6 +27,7 @@ class GoogleBooksQueryRun(BaseTool):  # type: ignore[override]
         "Input should be a query string"
     )
     api_wrapper: GoogleBooksAPIWrapper
+    args_schema: Type[BaseModel] = GoogleBooksQueryInput
 
     def _run(
         self,