numpy.ma.ones(shape, dtype=None, order='C') =
Return a new array of given shape and type, filled with ones.
Parameters: |
shape : int or sequence of ints Shape of the new array, e.g., dtype : data-type, optional The desired data-type for the array, e.g., order : {‘C’, ‘F’}, optional Whether to store multidimensional data in C- or Fortran-contiguous (row- or column-wise) order in memory. |
---|---|
Returns: |
out : ndarray Array of ones with the given shape, dtype, and order. |
See also
zeros
, ones_like
>>> np.ones(5) array([ 1., 1., 1., 1., 1.])
>>> np.ones((5,), dtype=np.int) array([1, 1, 1, 1, 1])
>>> np.ones((2, 1)) array([[ 1.], [ 1.]])
>>> s = (2,2) >>> np.ones(s) array([[ 1., 1.], [ 1., 1.]])
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https://docs.scipy.org/doc/numpy-1.12.0/reference/generated/numpy.ma.ones.html