UPDATE

app.py

@@ -3,8 +3,7 @@ import secrets
 import threading
 import gradio as gr
 from io import BytesIO
-from AudioFusion import Fusion
-from pydub import AudioSegment
+from fusion import Fusion
 
 from telethon.sync import TelegramClient, events, Button
 
@@ -168,7 +167,7 @@ async def buttons_handler(event):
     audio_file.seek(0)
     
     # Store the audio file in the user's state
-    states[user_id] = audio_file
+    states[user_id] = {'audio': audio_file}
 
     await client.send_file(event.chat_id, file="image.jpg", caption="Preview the current modification:", buttons=buttons)
     
@@ -181,15 +180,15 @@ async def audio_effect_handler(event):
         return
 
     # Retrieve the audio file from the user's state
-    audio_file = states[user_id]
+    audio_file = states[user_id]['audio']
 
     query = event.pattern_match.group(1).decode("UTF-8")
     try:
-        sound = AudioSegment.from_file(audio_file, format="mp3")
+        sound = Fusion.from_file(audio_file, format="mp3")
         if query == 'slowed':
-            modified_sound = Fusion.effectSlowed(sound, 0.82)
+            modified_sound = Fusion.effectSlowed(sound, 0.9)
         elif query == 'speedup':
-            modified_sound = Fusion.effectSlowed(sound, 1.2)
+            modified_sound = Fusion.effectSlowed(sound, 1.1)
         elif query == '8d':
             modified_sound = Fusion.effect8D(sound)
         elif query == 'reverb':
@@ -201,9 +200,9 @@ async def audio_effect_handler(event):
             
 
         # Update the user's state with the modified sound
-        states[user_id] = modified_sound
+        states[user_id]['audio'] = modified_sound
 
-        await event.answer("Effect applied. Click /send to receive the modified audio file.")
+        await event.answer("Effect applied. Click /send to receive the modified audio file.", alert="True")
 
     except Fusion.InvalidMusicFileError as e:
         await event.reply(str(e))
@@ -225,11 +224,11 @@ async def preview_handler(event):
         # Clean up - remove the saved preview audio file
         os.remove(output_file)
     else:
-        await event.answer("No modified audio file found. Please apply an effect first.")
+        await event.answer("No modified audio file found. Please apply an effect first.", alert=True)
 
 
 @client.on(events.CallbackQuery(pattern=b'send'))
-async def send_handler(event):
+async def send_handler(event):      
     user_id = event.sender_id
     if user_id in states and states[user_id]:
         # Send the modified sound file