Update app.py

app.py

@@ -119,15 +119,15 @@ class TextToImageProgressCallback:
 
 class ImageToImageProgressCallback:
     def __init__(self, progress, total_steps, strength):
-    self.progress = progress
-    self.total_steps = total_steps
-    self.current_step = 0
-    self.strength = strength
-    self.actual_total_steps = None
+        self.progress = progress
+        self.total_steps = total_steps
+        self.current_step = 0
+        self.strength = strength
+        self.actual_total_steps = None
 
 
     def __call__(self, step, timestep, latents):
-    self.current_step = step + 1
+        self.current_step = step + 1
     
     # Korrekte Berechnung der tatsächlichen Steps
     if self.actual_total_steps is None: