>>> import numpy Illegal instruction (core dumped)

The solution for this is noted below

>>> import numpy Illegal instruction (core dumped)

Solution

Confirmed. Just for the record, this solution (overriding environment variable) allows numpy to be loaded despite the wrong CPU detection:

>>> import os
>>> os.environ["OPENBLAS_CORETYPE"] = "nehalem"
>>> import numpy as np
>>>

Try other methods by searching on the site. That is if this doesn’t work