da046f66476c166a4f7bf4210fc1fed563ae9bdc,pmdarima/arima/utils.py,,ndiffs,#Any#Any#Any#Any#,118

Before Change

    // get the test
    testfunc = get_callable(test, VALID_TESTS)(alpha, **kwargs).should_diff
    x = column_or_1d(check_array(x, ensure_2d=False,
                                 force_all_finite=True, dtype=DTYPE))

    // base case, if constant return 0
    d = 0
    if is_constant(x):

After Change

    // get the test
    testfunc = get_callable(test, VALID_TESTS)(alpha, **kwargs).should_diff
    x = check_endog(x, dtype=DTYPE, copy=False)

    // base case, if constant return 0
    d = 0
    if is_constant(x):

Instances