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# numpy.asfarray

`numpy.``asfarray`(a, dtype=<type 'numpy.float64'>)

  Return an array converted to a float type.

  Parameters: | a : array_like The input array. dtype : str or dtype object, optional Float type code to coerce input array a. If `dtype` is one of the ‘int’ dtypes, it is replaced with float64.
  Returns: | out : ndarray The input a as a float ndarray.

  Examples

      >>> np.asfarray([2, 3])
      array([ 2.,  3.])
      >>> np.asfarray([2, 3], dtype='float')
      array([ 2.,  3.])
      >>> np.asfarray([2, 3], dtype='int8')
      array([ 2.,  3.])