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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_media_player_set_media(p_mi, p_md):
    '''Set the media that will be used by the media_player. If any,
    previous md will be released.
    @param p_mi: the Media Player.
    @param p_md: the Media. Afterwards the p_md can be safely destroyed.
    '''
    f = _Cfunctions.get('libvlc_media_player_set_media', None) or \
        _Cfunction('libvlc_media_player_set_media', ((1,), (1,),), None,
                    None, MediaPlayer, Media)
    return f(p_mi, p_md)