Update app.py

app.py

@@ -3,6 +3,9 @@ import gradio as gr
 import requests
 import inspect
 import pandas as pd
+from dateutil import parser as date_parser
+import calendar
+import re
 
 # (Keep Constants as is)
 # --- Constants ---
@@ -12,12 +15,45 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
 class BasicAgent:
     def __init__(self):
-        print("BasicAgent initialized.")
+        print("Tool-based Agent initialized (Math + Date)")
+
     def __call__(self, question: str) -> str:
-        print(f"Agent received question (first 50 chars): {question[:50]}...")
-        fixed_answer = "This is a default answer."
-        print(f"Agent returning fixed answer: {fixed_answer}")
-        return fixed_answer
+        question_lower = question.lower()
+
+        # 1. Mathefragen erkennen
+        if any(word in question_lower for word in ["calculate", "sum", "add", "subtract", "multiply", "divide", "+", "-", "*", "/"]):
+            try:
+                return self.solve_math(question)
+            except Exception as e:
+                print(f"[Math Error] {e}")
+
+        # 2. Datumsfragen erkennen
+        if "what day" in question_lower or "which day" in question_lower or "day of the week" in question_lower:
+            try:
+                return self.solve_date(question)
+            except Exception as e:
+                print(f"[Date Error] {e}")
+
+        # 3. Fallback
+        return "I don't know."
+
+    def solve_math(self, question: str) -> str:
+        print(f"Solving math: {question}")
+        expression = self.extract_math_expression(question)
+        if not expression:
+            raise ValueError("No valid expression found.")
+        result = eval(expression)
+        return str(result)
+
+    def extract_math_expression(self, question: str) -> str:
+        expression = re.sub(r"[^0-9\.\+\-\*\/\(\)]", "", question)
+        return expression
+
+    def solve_date(self, question: str) -> str:
+        print(f"Solving date: {question}")
+        parsed_date = date_parser.parse(question, fuzzy=True)
+        weekday = calendar.day_name[parsed_date.weekday()]
+        return weekday
 
 def run_and_submit_all( profile: gr.OAuthProfile | None):
     """