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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 display_system(system, autozoom=True):
    '''Display a `~chemlab.core.System` instance at screen'''
    viewer.clear()
    viewer.add_representation(BallAndStickRepresentation, system)

    if autozoom:
        autozoom_()
    
    viewer.update()
    msg(str(system))