Function _decade_greater_equal

lib/matplotlib/ticker.py:2356–2364

Return the smallest integer power of *base* that's greater or equal to *x*. If *x* is negative, the exponent will be *smaller*.

(x, base)

def _decade_greater_equal(x, base):
    """
    Return the smallest integer power of *base* that's greater or equal to *x*.

    If *x* is negative, the exponent will be *smaller*.
    """
    return (x if x == 0 else
            -_decade_less_equal(-x, base) if x < 0 else
            base ** np.ceil(np.log(x) / np.log(base)))


def _decade_less(x, base):