numpy.asarray_chkfinite()
numpy.asarray_chkfinite
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numpy.asarray_chkfinite(a, dtype=None, order=None)
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Convert the input to an array, checking for NaNs or Infs.
Parameters: a : array_like
Input data, in any form that can be converted to an array. This includes lists, lists of tuples, tuples, tuples of tuples, tuples of lists and ndarrays. Success requires no NaNs or Infs.
dtype : data-type, optional
By default, the data-type