Update abstract_graph.py

Author: VinciGit00

scrapegraphai/graphs/abstract_graph.py

@@ -125,19 +125,19 @@ def _create_llm(self, llm_config: dict) -> object:
                 self.model_token = llm_params["model_tokens"]
             except KeyError as exc:
                 raise KeyError("model_tokens not specified") from exc
-            return llm_params["model_instance"]            
+            return llm_params["model_instance"]    
 
         known_providers = {"openai", "azure_openai", "google_genai", "google_vertexai",
                         "ollama", "oneapi", "nvidia", "groq", "anthropic" "bedrock", "mistralai",
                         "hugging_face", "deepseek", "ernie", "fireworks"}
-        
+
         split_model_provider = llm_params["model"].split("/")
         llm_params["model_provider"] = split_model_provider[0]
         llm_params["model"] = split_model_provider[1:]
 
         if llm_params["model_provider"] not in known_providers:
             raise ValueError(f"Provider {llm_params['model_provider']} is not supported. If possible, try to use a model instance instead.")
-        
+
         try:
             self.model_token = models_tokens[llm_params["model_provider"]].get(llm_params["model"][0])
         except KeyError: