offlineimap/folder files singleton-comparison
This patch change these errors in the 'folder' folder C0121: Comparison to None should be 'expr is None' (singleton-comparison) C0121: Comparison to None should be 'expr is not None' (singleton-comparison)
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@ -140,7 +140,7 @@ class IMAPFolder(BaseFolder):
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# SELECT (if not already done) and get current UIDVALIDITY.
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self.__selectro(imapobj)
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typ, uidval = imapobj.response('UIDVALIDITY')
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assert uidval != [None] and uidval != None, \
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assert uidval != [None] and uidval is not None, \
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"response('UIDVALIDITY') returned [None]!"
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self._uidvalidity = int(uidval[-1])
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return self._uidvalidity
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@ -237,16 +237,16 @@ class IMAPFolder(BaseFolder):
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conditions = []
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# 1. min_uid condition.
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if min_uid != None:
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if min_uid is not None:
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conditions.append("UID %d:*" % min_uid)
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# 2. date condition.
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elif min_date != None:
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elif min_date is not None:
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# Find out what the oldest message is that we should look at.
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conditions.append("SINCE %02d-%s-%d" % (
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min_date[2], MonthNames[min_date[1]], min_date[0]))
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# 3. maxsize condition.
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maxsize = self.getmaxsize()
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if maxsize != None:
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if maxsize is not None:
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conditions.append("SMALLER %d" % maxsize)
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if len(conditions) >= 1:
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@ -535,7 +535,7 @@ class IMAPFolder(BaseFolder):
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if rtime is None:
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rtime = emailutil.get_message_date(content)
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if rtime == None:
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if rtime is None:
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return None
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datetuple = time.localtime(rtime)
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