Function _ensure_ndmin_ndarray_check_param

numpy/lib/npyio.py:750–758

Just checks if the param ndmin is supported on _ensure_ndmin_ndarray. It is intended to be used as verification before running anything expensive. e.g. loadtxt, genfromtxt

(ndmin)

def _ensure_ndmin_ndarray_check_param(ndmin):
    """Just checks if the param ndmin is supported on
        _ensure_ndmin_ndarray. It is intended to be used as
        verification before running anything expensive.
        e.g. loadtxt, genfromtxt
    """
    # Check correctness of the values of `ndmin`
    if ndmin not in [0, 1, 2]:
        raise ValueError(f"Illegal value of ndmin keyword: {ndmin}")

def _ensure_ndmin_ndarray(a, *, ndmin: int):
    """This is a helper function of loadtxt and genfromtxt to ensure