def pop(array, index=-1):
    """Remove element of array at `index` and return element.

    Args:
        array (list): List to pop from.
        index (int, optional): Index to remove element from. Defaults to
            ``-1``.

    Returns:
        mixed: Value at `index`.

    Warning:
        `array` is modified in place.

    Example:

        >>> array = [1, 2, 3, 4]
        >>> item = pop(array)
        >>> item
        4
        >>> array
        [1, 2, 3]
        >>> item = pop(array, index=0)
        >>> item
        1
        >>> array
        [2, 3]

    .. versionadded:: 2.2.0
    """
    return array.pop(index)