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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def apply_bbox(sf,ax):
 """ Use bbox as xlim and ylim in ax """

    limits = sf.bbox
    xlim = limits[0],limits[2]
    ylim = limits[1],limits[3]
    ax.set_xlim(xlim)
    ax.set_ylim(ylim)