[Solved] Original error was: No module named ‘numpy.core._multiarray_umath‘

Original error was: No module named ‘numpy.core._ multiarray_ umath’

Problem description analysis and solution

Problem description

Numpy is clearly installed and frequently used without errors, but the following errors occur:
no module named 'numpy.core_ multiarray_ umath

Analyze problems

    1. the model was not saved successfully due to an error in saving the model. At this time, delete the saved model, and the numpy version is too low </ OL>



Display version PIP show numpy

Upgrade version PIP install -- upgrade numpy

Solve the problem by uninstalling and reloading:

pip uninstall numpy
pip install --upgrade numpy
pip  install numpy -i https://pypi.tuna.tsinghua.edu.cn/simple

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