Update app.py

app.py

@@ -62,6 +62,7 @@ HUGGINGFACEHUB_API_TOKEN = os.getenv("HF_ACCESS_READ")
 OAI_API_KEY=os.getenv("OPENAI_API_KEY")
 HEADERS = {"Authorization": f"Bearer {HUGGINGFACEHUB_API_TOKEN}"}
 TAVILY_KEY = os.getenv("TAVILY_KEY")
+os.environ["TAVILY_API_KEY"] = TAVILY_KEY
 
 
 ################################################
@@ -233,7 +234,7 @@ def create_assistant_file(prompt, file):
 def create_assistant_suche(prompt):
     global client, general_assistant_suche
 
-    retriever = TavilySearchAPIRetriever(api_key = TAVILY_KEY, k=4)
+    retriever = TavilySearchAPIRetriever(k=4)
     result = retriever.invoke(prompt)
 
     """