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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 get_ax_size(ax, fig):
 """Get axis size Parameters ax : matplotlib.axis Axis object from matplotlib. fig : matplotlib.Figure Figure. """

    bbox = ax.get_window_extent().transformed(fig.dpi_scale_trans.inverted())
    width, height = bbox.width, bbox.height
    width *= fig.dpi
    height *= fig.dpi