bug in env handling

app.py

@@ -1,10 +1,10 @@
 import gradio as gr
-from dotenv import dotenv_values
+from dotenv import load_dotenv
 
 from agent import QMLAgent
 
 
-config = dotenv_values(".env")
+load_dotenv()
 
 agent = QMLAgent()
 
@@ -28,7 +28,7 @@ with gr.Blocks(theme='snehilsanyal/scikit-learn') as demo:
 
 
 db_login = {
-    config["USER_NAME"]: config["USER_PWD"]
+    os.environ["USER_NAME"]: os.environ["USER_PWD"]
 }
 
 def _myauth(username, password):