Update tools.py

correction another error indentation

tools.py

@@ -36,21 +36,21 @@ def summarize_text(text: str, max_length: int = 150) -> str:
 
 @tool
 def duckduckgo_search(query: str, max_results: int = 3) -> str:
-    def duckduckgo_search(query: str, max_results: int = 3) -> str:
-        """
-        Performs a search on DuckDuckGo and returns the results.
+   def duckduckgo_search(query: str, max_results: int = 3) -> str:
+    """
+    Performs a search on DuckDuckGo and returns the results.
 
-        Args:
-            query (str): The search query.
-            max_results (int, optional): Maximum number of results to return. Defaults to 3.
+    Args:
+        query (str): The search query.
+        max_results (int, optional): Maximum number of results to return. Defaults to 3.
 
-        Returns:
-            str: A formatted string containing the search results.
+    Returns:
+        str: A formatted string containing the search results.
 
-        Raises:
-            [Insert any exceptions the function might raise, if applicable]
-        """
-       
+    Raises:
+        [Insert any exceptions the function might raise, if applicable]
+    """
+          
     results_texts = []
     retry_attempts = 2
     delay_seconds = 5