<p>频道是一个列表。你必须对它进行迭代以获取所有通道并打印它们的ID</p>
<pre><code># starting from respjson
respjson = {
'channels': [
{
'channeltype': 'Rikskanal',
'color': '31a1bd',
'id': 132,
'image': 'http://static-cdn.sr.se/sida/images/132/2186745_512_512.jpg?preset=api-default-square',
'imagetemplate': 'http://static-cdn.sr.se/sida/images/132/2186745_512_512.jpg',
'liveaudio': {'id': 132,
'statkey': '/app/direkt/p1[k(132)]',
'url': 'http://sverigesradio.se/topsy/direkt/srapi/132.mp3'},
'name': 'P1',
'scheduleurl': 'http://api.sr.se/v2/scheduledepisodes?channelid=132',
'siteurl': 'http://sverigesradio.se/p1',
'xmltvid': 'p1.sr.se'},
{
'channeltype': 'Lokal kanal',
'color': 'c31eaa',
'id': 200,
'image': 'http://static-cdn.sr.se/sida/images/200/2186775_512_512.jpg?preset=api-default-square',
'imagetemplate': 'http://static-cdn.sr.se/sida/images/200/2186775_512_512.jpg',
'liveaudio': {'id': 200,
'statkey': '/app/direkt/p4 jämtland[k(200)]',
'url': 'http://sverigesradio.se/topsy/direkt/srapi/200.mp3'},
'name': 'P4 Jämtland',
'scheduleurl': 'http://api.sr.se/v2/scheduledepisodes?channelid=200',
'siteurl': 'http://sverigesradio.se/jamtland/',
'xmltvid': 'p4jmtl.sr.se'
}
],
'copyright': 'Copyright Sveriges Radio 2017. All rights reserved.',
'pagination': {
'nextpage': 'http://api.sr.se/v2/channelsformat=json&indent=true&page=2',
'page': 1,
'size': 10,
'totalhits': 55,
'totalpages': 6
}
}
for channel in respjson['channels']:
print(channel['id'])
</code></pre>