Update app.py

app.py

@@ -5,7 +5,7 @@
 
 # importing all necessary libraries
 import httpcore
-setattr(httpcore, 'SyncHTTPTransport', Any)
+setattr(httpcore, 'SyncHTTPTransport', 'AsyncHTTPProxy')
 import pathlib
 import sys, os
 from gtts import gTTS