Update app.py

Added time tool with timezones.

app.py

@@ -18,20 +18,69 @@ def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return
     """
     return "What magic will you build ?"
 
+
 @tool
-def get_current_time_in_timezone(timezone: str) -> str:
-    """A tool that fetches the current local time in a specified timezone.
+def get_current_time_in_timezone(timezone_or_location: str) -> str:
+    """Get the current local time for a timezone identifier or a common city name.
+
     Args:
-        timezone: A string representing a valid timezone (e.g., 'America/New_York').
+        timezone_or_location: A tz database name (e.g. 'Europe/Helsinki') or a common city name
+            (e.g. 'Helsinki', 'New York', 'London', 'Tokyo'). The function recognizes several
+            common city names and maps them to the corresponding tz database name.
+
+    Returns:
+        A string describing the current local time in the requested timezone, or an error message
+        explaining the problem and how to provide a valid timezone.
     """
+    # Added time zones -AO
+    city_map = {
+        "helsinki": "Europe/Helsinki",
+        "oslo": "Europe/Oslo",
+        "stockholm": "Europe/Stockholm",
+        "london": "Europe/London",
+        "paris": "Europe/Paris",
+        "berlin": "Europe/Berlin",
+        "madrid": "Europe/Madrid",
+        "rome": "Europe/Rome",
+        "new york": "America/New_York",
+        "nyc": "America/New_York",
+        "los angeles": "America/Los_Angeles",
+        "san francisco": "America/Los_Angeles",
+        "chicago": "America/Chicago",
+        "toronto": "America/Toronto",
+        "sao paulo": "America/Sao_Paulo",
+        "buenos aires": "America/Argentina/Buenos_Aires",
+        "mexico city": "America/Mexico_City",
+        "tokyo": "Asia/Tokyo",
+        "seoul": "Asia/Seoul",
+        "beijing": "Asia/Shanghai",
+        "shanghai": "Asia/Shanghai",
+        "hong kong": "Asia/Hong_Kong",
+        "singapore": "Asia/Singapore",
+        "sydney": "Australia/Sydney",
+        "melbourne": "Australia/Melbourne",
+    }
+
+    query = (timezone_or_location or "").strip()
+    if not query:
+        return "Please provide a timezone or city name (e.g. 'Europe/Helsinki' or 'Helsinki')."
+
+    tz_name = query
+    lower = query.lower()
+    if lower in city_map:
+        tz_name = city_map[lower]
+
     try:
-        # Create timezone object
-        tz = pytz.timezone(timezone)
-        # Get current time in that timezone
-        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
-        return f"The current local time in {timezone} is: {local_time}"
-    except Exception as e:
-        return f"Error fetching time for timezone '{timezone}': {str(e)}"
+        tz = pytz.timezone(tz_name)
+    except Exception:
+        return (
+            f"Unrecognized timezone or city: '{timezone_or_location}'. "
+            "Provide a valid tz database name (e.g. 'Europe/Helsinki') or one of the supported city names: "
+            + ", ".join(sorted(set(city_map.keys())))
+        )
+
+    local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
+    return f"The current local time in {tz_name} is: {local_time}"
 
 
 final_answer = FinalAnswerTool()