Update app.py

app.py

@@ -71,15 +71,15 @@ def generate_random_string(length):
     characters = string.ascii_letters + string.digits
     return ''.join(random.choice(characters) for _ in range(length))
 
-@spaces.GPU
+@spaces.GPU(duration=120)
 def Piper(_do):
     return pipe(
         _do,
-        height=512,
-        width=512,
+        height=448,
+        width=448,
         negative_prompt="",
-        num_inference_steps=100,
-        guidance_scale=10
+        num_inference_steps=400,
+        guidance_scale=9
     )
 
 def infer(prompt):