[youtube:tab] Restore retry on browse requests (closes #27313, closes #27564)

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Sergey M․ 2020-12-29 02:11:48 +07:00
parent 64e419bd73
commit f1bc56c99b
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@ -16,6 +16,7 @@ from ..jsinterp import JSInterpreter
from ..swfinterp import SWFInterpreter from ..swfinterp import SWFInterpreter
from ..compat import ( from ..compat import (
compat_chr, compat_chr,
compat_HTTPError,
compat_parse_qs, compat_parse_qs,
compat_urllib_parse_unquote, compat_urllib_parse_unquote,
compat_urllib_parse_unquote_plus, compat_urllib_parse_unquote_plus,
@ -3009,10 +3010,24 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
for page_num in itertools.count(1): for page_num in itertools.count(1):
if not continuation: if not continuation:
break break
browse = self._download_json( count = 0
'https://www.youtube.com/browse_ajax', None, retries = 3
'Downloading page %d' % page_num, while count <= retries:
headers=headers, query=continuation, fatal=False) try:
# Downloading page may result in intermittent 5xx HTTP error
# that is usually worked around with a retry
browse = self._download_json(
'https://www.youtube.com/browse_ajax', None,
'Downloading page %d%s'
% (page_num, ' (retry #%d)' % count if count else ''),
headers=headers, query=continuation)
break
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError) and e.cause.code in (500, 503):
count += 1
if count <= retries:
continue
raise
if not browse: if not browse:
break break
response = try_get(browse, lambda x: x[1]['response'], dict) response = try_get(browse, lambda x: x[1]['response'], dict)