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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 libvlc_vlm_get_event_manager(p_instance):
    '''Get libvlc_event_manager from a vlm media.
    The p_event_manager is immutable, so you don't have to hold the lock.
    @param p_instance: a libvlc instance.
    @return: libvlc_event_manager.
    '''
    f = _Cfunctions.get('libvlc_vlm_get_event_manager', None) or \
        _Cfunction('libvlc_vlm_get_event_manager', ((1,),), class_result(EventManager),
                    ctypes.c_void_p, Instance)
    return f(p_instance)