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[youtube] use itertools.count instead of a "while True" loop and a manual counter

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This commit is contained in:
Jaime Marquínez Ferrándiz 2013-07-24 22:27:33 +02:00
parent 43ba5456b1
commit 755eb0320e
1 changed files with 3 additions and 10 deletions
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13
youtube_dl/extractor/youtube.py
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@ -705,10 +705,9 @@ class YoutubePlaylistIE(InfoExtractor):
# Download playlist videos from API # Download playlist videos from API
playlist_id = mobj.group(1) or mobj.group(2) playlist_id = mobj.group(1) or mobj.group(2)
page_num = 1
videos = [] videos = []
while True: for page_num in itertools.count(1):
start_index = self._MAX_RESULTS * (page_num - 1) + 1 start_index = self._MAX_RESULTS * (page_num - 1) + 1
if start_index >= 1000: if start_index >= 1000:
self._downloader.report_warning(u'Max number of results reached') self._downloader.report_warning(u'Max number of results reached')
@ -732,7 +731,6 @@ class YoutubePlaylistIE(InfoExtractor):
index = entry['yt$position']['$t'] index = entry['yt$position']['$t']
if 'media$group' in entry and 'media$player' in entry['media$group']: if 'media$group' in entry and 'media$player' in entry['media$group']:
videos.append((index, entry['media$group']['media$player']['url'])) videos.append((index, entry['media$group']['media$player']['url']))
page_num += 1
videos = [v[1] for v in sorted(videos)] videos = [v[1] for v in sorted(videos)]
@ -776,9 +774,7 @@ class YoutubeChannelIE(InfoExtractor):
# Download any subsequent channel pages using the json-based channel_ajax query # Download any subsequent channel pages using the json-based channel_ajax query
if self._MORE_PAGES_INDICATOR in page: if self._MORE_PAGES_INDICATOR in page:
while True: for pagenum in itertools.count(1):
pagenum = pagenum + 1
url = self._MORE_PAGES_URL % (pagenum, channel_id) url = self._MORE_PAGES_URL % (pagenum, channel_id)
page = self._download_webpage(url, channel_id, page = self._download_webpage(url, channel_id,
u'Downloading page #%s' % pagenum) u'Downloading page #%s' % pagenum)
@ -821,9 +817,8 @@ class YoutubeUserIE(InfoExtractor):
# all of them. # all of them.
video_ids = [] video_ids = []
pagenum = 0
while True: for pagenum in itertools.count(0):
start_index = pagenum * self._GDATA_PAGE_SIZE + 1 start_index = pagenum * self._GDATA_PAGE_SIZE + 1
gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index) gdata_url = self._GDATA_URL % (username, self._GDATA_PAGE_SIZE, start_index)
@ -848,8 +843,6 @@ class YoutubeUserIE(InfoExtractor):
if len(ids_in_page) < self._GDATA_PAGE_SIZE: if len(ids_in_page) < self._GDATA_PAGE_SIZE:
break break
pagenum += 1
urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids] urls = ['http://www.youtube.com/watch?v=%s' % video_id for video_id in video_ids]
url_results = [self.url_result(rurl, 'Youtube') for rurl in urls] url_results = [self.url_result(rurl, 'Youtube') for rurl in urls]
return [self.playlist_result(url_results, playlist_title = username)] return [self.playlist_result(url_results, playlist_title = username)]