Ensure npartitions is passed to dask as int

[SultanOrazbayev]

Using np.ceil return a float, which triggers errors downstream.

In [5]: import numpy as np

In [6]: np.ceil(1.0001)
Out[6]: 2.0

For a reproducible error example, see this question: https://stackoverflow.com/questions/72453608/dataprep-eda-typeerror-please-provide-npartitions-as-an-int-or-possibly-as-non.

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[yixuy]

Thank you for your correction!

[SultanOrazbayev]

Glad I could help! Unrelated, but I'm an SFU alum (econ). :)

[qidanrui]

Very glad to hear that! Thank you for using our library! Looking forward to hearing more bugs from you.