Update SLR.py

SLR.py

@@ -110,7 +110,7 @@ class SLR(datasets.GeneratorBasedBuilder):
             with open(file_path, "r", encoding="utf8") as f:
                 data = json.load(f)
             image_path = os.path.join(img_dir, file)
-            image_path = image_path.replace("json", "jpg")
+            image_path = image_path.replace("json", "png")
             image, size = load_image(image_path)
             for state in data:
              for item in state['form']: