Update app.py

app.py

@@ -70,6 +70,62 @@ def get_quote_in_euros(query: str, currency: str = "USD") -> str:
 
     except Exception as e:
         return f"An error occurred: {str(e)}"
+
+@tool
+def get_sunrise_sunset_times(city: str) -> str:
+    """
+    Fetches sunrise and sunset times for a given city, using free OpenStreetMap
+    (Nominatim) for geocoding and sunrise-sunset.org for the actual times.
+
+    Args:
+        city: Name of the city (e.g., "Berlin" or "Los Angeles").
+
+    Returns:
+        A human-readable string describing sunrise and sunset times for that city,
+        or an error message if something goes wrong.
+    """
+    try:
+        # 1. Geocode the city name to get latitude/longitude
+        geocode_url = "https://nominatim.openstreetmap.org/search"
+        geocode_params = {
+            "q": city,
+            "format": "json",
+            "limit": 1
+        }
+        geocode_resp = requests.get(geocode_url, params=geocode_params, timeout=15)
+        geocode_data = geocode_resp.json()
+        
+        if not geocode_data:
+            return f"Could not find location for '{city}'. Check spelling or try a different query."
+
+        lat = geocode_data[0]["lat"]
+        lon = geocode_data[0]["lon"]
+
+        # 2. Use sunrise-sunset.org to get sunrise/sunset times
+        sun_api_url = "https://api.sunrise-sunset.org/json"
+        sun_api_params = {
+            "lat": lat,
+            "lng": lon,
+            "formatted": 0  # return times in ISO 8601, which includes UTC offsets
+        }
+        sun_resp = requests.get(sun_api_url, params=sun_api_params, timeout=15)
+        sun_data = sun_resp.json()
+
+        if sun_data["status"] != "OK":
+            return f"Sunrise-sunset API error for location '{city}'."
+
+        sunrise = sun_data["results"]["sunrise"]
+        sunset = sun_data["results"]["sunset"]
+
+        return (
+            f"For '{city}':\n"
+            f"  • Sunrise (local time): {sunrise}\n"
+            f"  • Sunset  (local time): {sunset}\n"
+            "Times shown in UTC-based format; actual local times may vary by time zone."
+        )
+
+    except Exception as e:
+        return f"An error occurred while fetching sunrise/sunset times: {str(e)}"
         
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: