return None when box is []
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@ -53,9 +53,11 @@ class DetLabelEncode(object):
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txt_tags.append(True)
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else:
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txt_tags.append(False)
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if len(boxes) == 0:
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return None
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boxes = self.expand_points_num(boxes)
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#boxes = np.array(boxes, dtype=np.float32)
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#txt_tags = np.array(txt_tags, dtype=np.bool)
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boxes = np.array(boxes, dtype=np.float32)
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txt_tags = np.array(txt_tags, dtype=np.bool)
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data['polys'] = boxes
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data['texts'] = txts
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