Update app.py

app.py

@@ -198,8 +198,34 @@ def generate_answer_with_groq(city, question, max_sources=3, api_key=None, tempe
         return "Error: Groq API key not provided. Please enter your API key in the field above."
     
     # Try to initialize the Groq client with the provided API key
+    # Handle potential proxy-related issues on Hugging Face
     try:
+        # First try with just the API key
         client = Groq(api_key=api_key)
+    except TypeError as e:
+        if "proxies" in str(e):
+            try:
+                # Try alternative initialization approaches for Hugging Face environment
+                import os
+                # Clear any proxy-related environment variables that might interfere
+                proxy_vars = ['http_proxy', 'https_proxy', 'HTTP_PROXY', 'HTTPS_PROXY']
+                original_values = {}
+                for var in proxy_vars:
+                    if var in os.environ:
+                        original_values[var] = os.environ[var]
+                        del os.environ[var]
+                
+                # Try initializing again
+                client = Groq(api_key=api_key)
+                
+                # Restore original environment variables
+                for var, value in original_values.items():
+                    os.environ[var] = value
+                    
+            except Exception as fallback_e:
+                return f"Error initializing Groq client: {str(e)}. Fallback attempt failed: {str(fallback_e)}"
+        else:
+            return f"Error initializing Groq client: {str(e)}"
     except Exception as e:
         return f"Error initializing Groq client: {str(e)}"