Sets the value of the grid_lines for the axis to the passed value.
    The default value is `solid`.

    Parameters
    ----------
    fig: Figure or None(default: None)
        The figure for which the axes should be edited. If the value is None,
        the current figure is used.
    value: {'none', 'solid', 'dashed'}
        The display of the grid_lines

def grids(fig=None, value='solid'):
    """Sets the value of the grid_lines for the axis to the passed value.
    The default value is `solid`.

    Parameters
    ----------
    fig: Figure or None(default: None)
        The figure for which the axes should be edited. If the value is None,
        the current figure is used.
    value: {'none', 'solid', 'dashed'}
        The display of the grid_lines
    """

    if fig is None:
        fig = current_figure()
    for a in fig.axes:
        a.grid_lines = value