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Daer Folks,

I like to create a 2D Array, one colum with datetime values. So far, I manged to get this:

import numpy as np
desc = np.dtype([('date', np.datetime64), ('float', np.float64)])
meanDN = np.empty([len(onlyfiles), 2], dtype = desc)

Which doesn't work when:

print(meanDN)

Why?

Improve this question
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  • desc = np.dtype([('date', 'datetime64[s]'), ('float', np.float64)]) works. Commented Jun 20, 2018 at 13:33
  • Possible duplicate of Cannot populate numpy datetime64 arrays Commented Jun 20, 2018 at 13:34
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