Update main.py

main.py

@@ -4,9 +4,6 @@ from transformers import pipeline
 
 app = FastAPI()
 
-pipe_flan = pipeline("text2text-generation", model="google/flan-t5-small")
-
 @app.get("/")
-def index(input):
-    output = pipe_flan(input)
-    return {"output": output[0]["generated_text"]}
+def index():
+    return {"output": "Hello world!"}