Collapse an array into one dimension.
order : {‘C’, ‘F’}, optional
Whether to flatten in C (row-major) or Fortran (column-major) order. The default is ‘C’.
y : ndarray
A copy of the input array, flattened to one dimension.
Examples
>>> a = np.array([[1,2], [3,4]]) >>> a.flatten() array([1, 2, 3, 4]) >>> a.flatten('F') array([1, 3, 2, 4])
numpy.ma.resize
numpy.ma.MaskedArray.ravel