update agent

agent.py

@@ -66,8 +66,24 @@ def arvix_search(query: str) -> str:
     docs = ArxivLoader(query=query, load_max_docs=3).load()
     return "\n\n".join([doc.page_content[:1000] for doc in docs])
 
-
-tools = [multiply, add, subtract, divide, modulus, wiki_search, web_search, arvix_search]
+@tool
+def read_excel_file(path: str) -> str:
+    """Read an Excel file and return the first few rows of each sheet as text."""
+    import pandas as pd
+    try:
+        xls = pd.ExcelFile(path)
+        content = ""
+        for sheet in xls.sheet_names:
+            df = xls.parse(sheet)
+            content += f"Sheet: {sheet}\n"
+            content += df.head(5).to_string(index=False) + "\n\n"
+        return content.strip()
+    except Exception as e:
+        return f"Error reading Excel file: {str(e)}"
+
+
+
+tools = [multiply, add, subtract, divide, modulus, wiki_search, web_search, arvix_search, read_excel_file]
 
 # ------------------- SYSTEM PROMPT -------------------
 system_prompt_path = "system_prompt.txt"