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py3 compat for gaierror retry

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Kovid Goyal 2019-07-25 10:46:06 +05:30
parent 4cd004d4d9
commit 219bcc3864
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1 changed files with 7 additions and 3 deletions
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10
src/calibre/web/fetch/simple.py
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@ -277,9 +277,13 @@ class RecursiveFetcher(object):
except URLError as err: except URLError as err:
if hasattr(err, 'code') and err.code in responses: if hasattr(err, 'code') and err.code in responses:
raise FetchError(responses[err.code]) raise FetchError(responses[err.code])
if getattr(err, 'reason', [0])[0] == 104 or \ is_temp = False
getattr(getattr(err, 'args', [None])[0], 'errno', None) in (-2, reason = getattr(err, 'reason', None)
-3): # Connection reset by peer or Name or service not known if isinstance(reason, socket.gaierror):
# see man gai_strerror() for details
if getattr(reason, 'errno', None) in (socket.EAI_AGAIN, socket.EAI_NONAME):
is_temp = True
if is_temp: # Connection reset by peer or Name or service not known
self.log.debug('Temporary error, retrying in 1 second') self.log.debug('Temporary error, retrying in 1 second')
time.sleep(1) time.sleep(1)
with closing(open_func(url, timeout=self.timeout)) as f: with closing(open_func(url, timeout=self.timeout)) as f: