def METHOD_NAME(fig, *args, **kwargs):
    '''
    Add a new subplot configured for plotting pulse schemes to a figure.
    All *args and **kwargs are passed to fig.add_subplot.
    '''
    ax = fig.add_subplot(*args, **kwargs)
    ax.axis('off')
    fig.subplots_adjust(bottom=0, top=1, left=0, right=1)
    ax.axhline(0, color='0.75')
    return ax