Update app.py

app.py

@@ -3,20 +3,62 @@ import datetime
 import requests
 import pytz
 import yaml
+from datetime import datetime
+import json
 from tools.final_answer import FinalAnswerTool
 
 from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
+def get_new_moon_dates(year:str)-> str: #it's import to specify the return type
     #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that does nothing yet 
+    """Retrieves the dates of new moons for a given year using the USNO API.
     Args:
-        arg1: the first argument
-        arg2: the second argument
+        year:int year as int between 1800 and 2100
+    Returns:
+        A single string containing the new moon dates separated by tabs, or
+        None if there's an error or no data.
     """
-    return "What magic will you build ?"
+    url = f"https://aa.usno.navy.mil/api/moon/phases/year?year={year}"
+
+    try:
+        response = requests.get(url)
+        response.raise_for_status()
+        data = response.json()
+
+        if data.get('error'):
+          print(f"Error from USNO API: {data['error']}")
+          return None
+
+        new_moon_dates = []
+        for phase_data in data.get('data', []):
+            if phase_data['phase'] == "New Moon":
+                date_str = phase_data['date']
+                try:
+                    date_obj = datetime.strptime(date_str, "%Y-%m-%d")
+                    new_moon_dates.append(date_obj)
+                except ValueError as e:
+                    print(f"Error parsing date: {date_str} - {e}")
+                    return None
+
+        new_moon_dates.sort()
+
+        formatted_dates = [date.strftime("%Y-%m-%d") for date in new_moon_dates]
+
+        return "\t".join(formatted_dates)  # Join with tabs
+
+    except requests.exceptions.RequestException as e:
+        print(f"Error during API request: {e}")
+        return None
+    except json.JSONDecodeError as e:
+        print(f"Error decoding JSON response: {e}")
+        return None
+    except Exception as e:
+        print(f"An unexpected error occurred: {e}")
+        return None
+    
+    #return "What magic will you build ?"
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: