Update app.py

app.py

@@ -51,11 +51,8 @@ def crypto_analysis(crypto_name: str) -> str:
         A JSON-formatted string containing the crypto analysis if successful,
         otherwise an error message
     """
-    import os
-    import json
-    import requests
     
-    url = f"https://rest.coincap.io/v3/assets/{crypto_name}?apiKey={os.getenv(key='coin_api')}"
+    url = f"https://rest.coincap.io/v3/assets/{crypto_name}?apiKey={os.getenv(key='coincap_api')}"
     try:
         response = requests.get(url)
         response.raise_for_status()  # Raise exception for bad status codes