Update main.py

main.py

@@ -75,7 +75,7 @@ async def home():
 
 @app.post("/fastapi_file_upload_process")
 #async def upload_file(user_question: str, file_to_process: FileToProcess = Depends()):
-async def pdf_file_qa_process(username: str, request: Request, file_to_process: FileToProcess = Depends()):    
+async def pdf_file_qa_process(user_question: str, request: Request, file_to_process: FileToProcess = Depends()):    
     uploaded_file = file_to_process.uploaded_file
     print("File received:"+uploaded_file.filename)