Update veryfinal.py

veryfinal.py

@@ -311,10 +311,17 @@ class HybridLangGraphAgnoSystem:
         except Exception as e:
             return {"answer":f"Error: {e}", "performance_metrics":{}, "provider_used":"Error"}
 
-def build_graph(provider: str="hybrid"):
-    if provider=="hybrid":
+def build_graph(provider: str = "hybrid"):
+    if provider == "hybrid":
         return HybridLangGraphAgnoSystem().graph
-    raise ValueError("Only 'hybrid' supported")
+    elif provider == "groq":
+        # return a Groq-only graph
+    elif provider == "google":
+        # return a Google-only graph
+    # etc.
+    else:
+        raise ValueError(f"Unsupported provider: {provider}")
+
 
 if __name__ == "__main__":
     graph = build_graph()