<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def slideshow(self, **kwargs):
 """ Uses matplotlib to plot the evolution of the structural relaxation. Args: ax_list: List of axes. If None a new figure is produced. Returns: `matplotlib` figure """

        for i, cycle in enumerate(self.cycles):
            cycle.plot(title="Relaxation step %s" % (i + 1),
                       tight_layout=kwargs.pop("tight_layout", True),
                       show=kwargs.pop("show", True))