Why cannot import 'tools'

[AmazingHub0]

When i run the edge_smooth.py #(usage 3)# , the terminal return 'No module named 'tools'' . how can i fix this ?
Traceback (most recent call last): File "edge_smooth.py", line 2, in <module> from tools.utils import check_folder ModuleNotFoundError: No module named 'tools'

[TachibanaYoshino]

You need to modify the import statement in the py file.