Fix all indentation errors in try block - complete fix

app.py

@@ -310,44 +310,44 @@ def tagger():
         if not isinstance(current_folder_set, dict) or 'image_sets' not in current_folder_set:
             raise ValueError(f"Invalid folder set structure at index {app.config['HEAD']}")
 
-    # Get current image set index (default to 0 if not set)
-    image_set_index = app.config.get("IMAGE_SET_INDEX", 0)
+        # Get current image set index (default to 0 if not set)
+        image_set_index = app.config.get("IMAGE_SET_INDEX", 0)
         if image_set_index < 0:
             image_set_index = 0
             app.config["IMAGE_SET_INDEX"] = 0
 
-    # Get image sets for current folder
-    image_sets = current_folder_set['image_sets']
+        # Get image sets for current folder
+        image_sets = current_folder_set['image_sets']
         if not isinstance(image_sets, list) or len(image_sets) == 0:
             raise ValueError(f"No image sets found in folder {current_folder_set.get('folder', 'unknown')}")
             
-    max_sets = len(image_sets)
+        max_sets = len(image_sets)
 
-    # Ensure image_set_index is within bounds
-    if image_set_index >= max_sets:
-        image_set_index = 0
-        app.config["IMAGE_SET_INDEX"] = 0
+        # Ensure image_set_index is within bounds
+        if image_set_index >= max_sets:
+            image_set_index = 0
+            app.config["IMAGE_SET_INDEX"] = 0
 
-    # Get current set of 3 images (all with same file ID prefix)
-    current_images = []
-    if image_set_index < max_sets:
-        current_set = image_sets[image_set_index]
+        # Get current set of 3 images (all with same file ID prefix)
+        current_images = []
+        if image_set_index < max_sets:
+            current_set = image_sets[image_set_index]
             if not isinstance(current_set, dict):
                 raise ValueError(f"Invalid image set structure at index {image_set_index}")
                 
-                # Validate required keys exist
-                required_keys = ['sr_int_full', 'tr_line', 'tr_int_full']
-                for key in required_keys:
-                    if key not in current_set:
-                        raise ValueError(f"Missing required image key '{key}' in image set {image_set_index}")
+            # Validate required keys exist
+            required_keys = ['sr_int_full', 'tr_line', 'tr_int_full']
+            for key in required_keys:
+                if key not in current_set:
+                    raise ValueError(f"Missing required image key '{key}' in image set {image_set_index}")
                 
-        current_images = [
-            current_set['sr_int_full'],
-            current_set['tr_line'],
-            current_set['tr_int_full']
-        ]
-            else:
-                raise ValueError(f"Image set index {image_set_index} out of bounds (max: {max_sets})")
+            current_images = [
+                current_set['sr_int_full'],
+                current_set['tr_line'],
+                current_set['tr_int_full']
+            ]
+        else:
+            raise ValueError(f"Image set index {image_set_index} out of bounds (max: {max_sets})")
             
     except (IndexError, KeyError, ValueError) as e:
         print(f"Error accessing folder/image data: {e}")