Update app.py

app.py

@@ -5,9 +5,14 @@ import json
 API_URL = "https://sendthat.cc"
 
 def list_indexes():
-    url = f"{API_URL}/list_indexes"
-    response = requests.get(url)
-    return response.json()
+    try:
+        url = f"{API_URL}/list_indexes"
+        response = requests.get(url)
+        response.raise_for_status()  # This will raise an exception for HTTP errors
+        return response.json()
+    except requests.exceptions.RequestException as e:
+        print(f"Error fetching indexes: {e}")
+        return ["Error fetching indexes"]  # Return a list with an error message
 
 def search_document(index_name, query, k):
     url = f"{API_URL}/search/{index_name}"