添加ocr识别结果为空的判断

photo_review/photo_review.py

@@ -115,6 +115,8 @@ def get_ocr_layout(img_path):
     layout = []
     ocr_result = OCR.ocr(img_path)
     ocr_result = ocr_result[0]
+    if not ocr_result:
+        return layout
     for segment in ocr_result:
         box = segment[0]
         box = _get_box(box)