【Bug】AttributeError: module ‘gast‘ has no attribute ‘Index‘

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self._apply(transformer, node_wrapper, log_level=index + 1)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/site-packages/paddle/fluid/dygraph/dygraph_to_static/ast_transformer.py”, line 65, in _apply
transformer(node_wrapper).transform()
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/site-packages/paddle/fluid/dygraph/dygraph_to_static/tensor_shape_transformer.py”, line 118, in transform
self.visit(self.root)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/ast.py”, line 371, in visit
return visitor(node)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/ast.py”, line 447, in generic_visit
value = self.visit(value)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/ast.py”, line 371, in visit
return visitor(node)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/ast.py”, line 447, in generic_visit
value = self.visit(value)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/ast.py”, line 371, in visit
return visitor(node)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/site-packages/paddle/fluid/dygraph/dygraph_to_static/tensor_shape_transformer.py”, line 121, in visit_Assign
update_static_shape_var_node = self._update_name_to_var_shape(node)
File “/home/ubuntu/anaconda3/envs/PPYOLO/lib/python3.8/site-packages/paddle/fluid/dygraph/dygraph_to_static/tensor_shape_transformer.py”, line 346, in _update_name_to_var_shape
slice_index_node = gast.Index(value=index_value_node)
AttributeError: module ‘gast’ has no attribute ‘Index’

使用PaddleOCR将训练好的识别模型转为推理模型时遇到的bug

在github上搜到同行们的解决办法：

pip install gast==0.3.3

参考
https://github.com/PaddlePaddle/PaddleOCR/issues/2602

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