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Python: Difference between revisions
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In doubt, start over with a new virtual environment. | In doubt, start over with a new virtual environment. | ||
=== ImportError: numpy.core.multiarray failed to import === | === ImportError: numpy.core.multiarray failed to import === <!--T:119--> | ||
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When trying to import a Python module that depends on Numpy, one may encounter <code>ImportError: numpy.core.multiarray failed to import</code>. | When trying to import a Python module that depends on Numpy, one may encounter <code>ImportError: numpy.core.multiarray failed to import</code>. | ||
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This is caused by an incompatible version of numpy installed or used and you must install a compatible version. | This is caused by an incompatible version of numpy installed or used and you must install a compatible version. | ||
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This is especially true with the [https://numpy.org/devdocs/dev/depending_on_numpy.html#numpy-2-0-specific-advice release of Numpy 2.0 which breaks the ABI.] | This is especially true with the [https://numpy.org/devdocs/dev/depending_on_numpy.html#numpy-2-0-specific-advice release of Numpy 2.0 which breaks the ABI.] | ||
In the case of a wheel that was built with version 1.x but installed version 2.x, one must installed a lower version with: <code>pip install --no-index 'numpy<2.0'</code> | In the case of a wheel that was built with version 1.x but installed version 2.x, one must installed a lower version with: <code>pip install --no-index 'numpy<2.0'</code> | ||
</translate> | </translate> | ||