Update app.py

app.py

@@ -29,7 +29,7 @@ def get_new_moon_dates(year:int)-> str: #it's import to specify the return type
 
         if data.get('error'):
           print(f"Error from USNO API: {data['error']}")
-          return None
+          return "This is a data error"
 
         new_moon_dates = []
         for phase_data in data.get('data', []):
@@ -40,7 +40,7 @@ def get_new_moon_dates(year:int)-> str: #it's import to specify the return type
                     new_moon_dates.append(date_obj)
                 except ValueError as e:
                     print(f"Error parsing date: {date_str} - {e}")
-                    return None
+                    return "This is a error parsing date"
 
         new_moon_dates.sort()
 
@@ -50,13 +50,13 @@ def get_new_moon_dates(year:int)-> str: #it's import to specify the return type
 
     except requests.exceptions.RequestException as e:
         print(f"Error during API request: {e}")
-        return None
+        return "Error during API request"
     except json.JSONDecodeError as e:
         print(f"Error decoding JSON response: {e}")
-        return None
+        return "Error decoding JSON response"
     except Exception as e:
         print(f"An unexpected error occurred: {e}")
-        return None
+        return "Unexpected error"
     
     #return "What magic will you build ?"