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[utils] Improve extract_timezone

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Code taken from: https://github.com/ytdl-org/youtube-dl/pull/29845
Fixes: https://github.com/ytdl-org/youtube-dl/issues/29948
Authored by: dirkf
This commit is contained in:
pukkandan 2021-09-19 17:45:41 +05:30
parent 4762621925
commit f137e4c27c
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GPG key ID: 0F00D95A001F4698
1 changed files with 10 additions and 2 deletions
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12
yt_dlp/utils.py
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@ -3034,8 +3034,16 @@ def redirect_request(self, req, fp, code, msg, headers, newurl):
def extract_timezone(date_str):
m = re.search(
r'^.{8,}?(?P<tz>Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$)',
date_str)
r'''(?x)
^.{8,}? # >=8 char non-TZ prefix, if present
(?P<tz>Z| # just the UTC Z, or
(?:(?<=.\b\d{4}|\b\d{2}:\d\d)| # preceded by 4 digits or hh:mm or
(?<!.\b[a-zA-Z]{3}|[a-zA-Z]{4}|..\b\d\d)) # not preceded by 3 alpha word or >= 4 alpha or 2 digits
[ ]? # optional space
(?P<sign>\+|-) # +/-
(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2}) # hh[:]mm
$)
''', date_str)
if not m:
timezone = datetime.timedelta()
else: