How to use the m3u8.model.Playlist function in m3u8

def test_play_live(self):
        self.requests_mock.get.side_effect = [
            make_response(open(get_path(__file__, "data/play_live/playlist_1.m3u"), mode='rb').read()),
            Mock(content=sentinel.data_1),
            Mock(content=sentinel.data_2),
            Mock(content=sentinel.data_3),
            make_response(open(get_path(__file__, "data/play_live/playlist_2.m3u"), mode='rb').read()),
            Mock(content=sentinel.data_4),
        ]
        sleep_mock = Mock()
        playlist_uri = 'http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/' \
                       '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502.m3u8'
        playlist = Playlist(playlist_uri, {'bandwidth': 500000}, None, None)

        play_live(playlist, 'my_player "Custom Argument" --', _sleep=sleep_mock)

        calls = [
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502.m3u8'),
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502/58877187.ts'),
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502/58877188.ts'),
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502/58877189.ts'),
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502.m3u8'),
            call.get('http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/'
                     '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502/58877190.ts'),

def test_run_player_live(self):
        playlist_uri = 'http://example.cz/path/playlist.m3u8'
        playlist = Playlist(playlist_uri, {'bandwidth': 500000}, None, None)

        run_player(playlist, 'my_player "Custom Argument"')

        self.assertEqual(self.call_mock.mock_calls, [call(['my_player', 'Custom Argument', playlist_uri])])

def test_get_playlist(self):
        playlist_url = 'https://www.ceskatelevize.cz/ivysilani/client-playlist/?key=df365c9c2ea8b36f76dfa29e3b16d245'
        with responses.RequestsMock() as rsps:
            rsps.add(responses.POST, 'https://www.ceskatelevize.cz/ivysilani/ajax/get-client-playlist/',
                     json={'url': playlist_url}),
            rsps.add(responses.GET, 'https://www.ceskatelevize.cz/ivysilani/client-playlist/',
                     body=get_content(get_path(__file__, 'data/play_live/client_playlist.json')))
            rsps.add(responses.GET, 'http://80.188.65.18:80/cdn/uri/get/',
                     body=get_content(get_path(__file__, 'data/play_live/stream_playlist.m3u')))

            playlist = get_playlist(sentinel.playlist_id, PLAYLIST_TYPE_CHANNEL, 0)

        self.assertIsInstance(playlist, Playlist)
        playlist_uri = 'http://80.188.78.151:80/atip/fd2eccaa99022586e14694df91068915/1449324471384/' \
                       '3616440c710a1d7e3f54761a6d940c64/2402-tv-pc/1502.m3u8'
        self.assertEqual(playlist.uri, playlist_uri)
        self.assertEqual(playlist.stream_info.bandwidth, 500000)

for segment in self.data.get('segments', []) ])
        #self.keys = get_uniques([ segment.key for segment in self.segments ])
        for attr, param in self.simple_attributes:
            setattr(self, attr, self.data.get(param))

        self.files = []
        for key in self.keys:
            # Avoid None key, it could be the first one, don't repeat them
            if key and key.uri not in self.files:
                self.files.append(key.uri)
        self.files.extend(self.segments.uri)

        self.media = MediaList([ Media(base_uri=self.base_uri, **media)
                                 for media in self.data.get('media', []) ])

        self.playlists = PlaylistList([ Playlist(base_uri=self.base_uri, media=self.media, **playlist)
                                        for playlist in self.data.get('playlists', []) ])

        self.iframe_playlists = PlaylistList()
        for ifr_pl in self.data.get('iframe_playlists', []):
            self.iframe_playlists.append(IFramePlaylist(base_uri=self.base_uri,
                                         uri=ifr_pl['uri'],
                                         iframe_stream_info=ifr_pl['iframe_stream_info'])
                                        )
        self.segment_map = self.data.get('segment_map')

        start = self.data.get('start', None)
        self.start = start and Start(**start)

        server_control = self.data.get('server_control', None)
        self.server_control = server_control and ServerControl(**server_control)