Fix indentation errors in app.py around line 1102

app.py

@@ -1098,19 +1098,19 @@ def _decode_zxing_all(pil: Image.Image) -> List[Dict[str, Any]]:
             zx = zxingcpp.read_barcodes(arr)
         for r in zx or []:
             x1=y1=w=h=0
-        pos = getattr(r, "position", None)
+            pos = getattr(r, "position", None)
             pts=[]
-        if pos is not None:
-            try:
+            if pos is not None:
+                try:
                     pts=list(pos)
-            except TypeError:
+                except TypeError:
                     for name in ("top_left","topLeft","top_right","topRight","bottom_left","bottomLeft","bottom_right","bottomRight",
                                  "point1","point2","point3","point4"):
-                    if hasattr(pos, name):
+                        if hasattr(pos, name):
                             p=getattr(pos,name)
                             if hasattr(p,"x") and hasattr(p,"y"):
-                            pts.append(p)
-        if pts:
+                                pts.append(p)
+            if pts:
                 xs=[int(getattr(p,"x",0)) for p in pts]; ys=[int(getattr(p,"y",0)) for p in pts]
                 x1, x2 = min(xs), max(xs); y1, y2 = min(ys), max(ys); w, h = x2-x1, y2-y1
             results.append({