Upload backend.py

backend.py

@@ -0,0 +1,21 @@
+from PIL import Image, ExifTags
+
+def check_image_rotation(image_path):
+    try:
+        image = Image.open(image_path)
+        for orientation in ExifTags.TAGS.keys():
+            if ExifTags.TAGS[orientation] == 'Orientation':
+                break
+        exif = image._getexif()
+        if exif is not None:
+            if orientation in exif:
+                if exif[orientation] == 3:
+                    image = image.rotate(180, expand=True)
+                elif exif[orientation] == 6:
+                    image = image.rotate(270, expand=True)
+                elif exif[orientation] == 8:
+                    image = image.rotate(90, expand=True)
+        return image
+    except (AttributeError, KeyError, IndexError):
+        # If the orientation tag is not found or any other error occurs, return the original image
+        return Image.open(image_path)