Hello! When I use mayavi to visualize the point cloud, the following error appears: ImportError: Could not import backend for trainsui Make sure you have a suitable UI toolkit like PyQt/PySide or wxPython installed.
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Description
Hello! My environment is ubuntu18.04, python 3.7.When I use mayavi to visualize the point cloud, the following error appears:
ImportError: Could not import backend for trainsui Make sure you have a suitable UI toolkit like PyQt/PySide or wxPython installed.
But I have installed the required dependencies.
enshot_68](https://user-images.githubusercontent.com/103159809/205288845-42be49a4-1026-4c24-b45f-481d011a7d49.png)
I also defined the path of environment variables according to your suggestions to others:
But this problem still exists. It's been bothering me for a long time. It's crazy. Could you help me?Thank you very much,sorry for your inconvenience.
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