Update app.py

app.py

@@ -1,5 +1,6 @@
 import gradio as gr
 import os
+import getpass
 from pathlib import Path  # Adicionando a importação necessária
 import re
 from unidecode import unidecode
@@ -15,7 +16,7 @@ from langchain.chains import ConversationChain
 from langchain.memory import ConversationBufferMemory
 from langchain_community.llms import HuggingFaceEndpoint
 import torch
-api_token = os.getenv("HF_TOKEN")
+api_token = getpass.getpass("Enter your HF Inference API Key:\n\n")