Update my_tools.py

my_tools.py

@@ -2,6 +2,7 @@ from smolagents import tool
 from typing import Optional
 import requests
 import pytz
+import os
 
 @tool
 def get_weather(location: str, celsius: Optional[bool] = False) -> str:
@@ -15,7 +16,7 @@ def get_weather(location: str, celsius: Optional[bool] = False) -> str:
     Returns:
         A string describing the current weather at the location.
     """
-    api_key = "your_api_key"  # Replace with your API key from https://weatherstack.com/
+    api_key = os.environ["WEATHER_API_KEY"]  # Replace with your API key from https://weatherstack.com/
     units = "m" if celsius else "f"  # 'm' for Celsius, 'f' for Fahrenheit
 
     url = f"http://api.weatherstack.com/current?access_key={api_key}&query={location}&units={units}"