Update tools.py

tools.py

@@ -2,6 +2,7 @@ from langchain_core.tools import tool
 from langchain_community.tools.tavily_search import TavilySearchResults
 from youtube_transcript_api import YouTubeTranscriptApi
 from langchain_community.document_loaders import WikipediaLoader
+import pandas as pd
 
 @tool
 def add(a: int, b: int) -> int:
@@ -49,6 +50,22 @@ def divide(a: int, b: int) -> int:
         raise ValueError("Cannot divide by zero.")
     return a / b
 
+@tool
+def read_excel_summary(file_path: str) -> str:
+    """
+    Reads an Excel file and returns basic summary statistics, column names, and row count.
+    """
+    try:
+        df = pd.read_excel(file_path, engine="openpyxl")
+        info = {
+            "columns": df.columns.tolist(),
+            "num_rows": len(df),
+            "summary": df.describe(include='all').to_dict()
+        }
+        return str(info)
+    except Exception as e:
+        return f"Error reading Excel file: {str(e)}"
+
 @tool
 def web_search(query: str) -> str:
     """Search Tavily for a query and return maximum 3 results.