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1 changed files with 2 additions and 2 deletions
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@ -102,7 +102,7 @@ class Messages():
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oldest = None
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oldest = None
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for mid in self._by_id:
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for mid in self._by_id:
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if mid < oldest:
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if oldest is None or mid < oldest:
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oldest = mid
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oldest = mid
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return self.get(oldest)
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return self.get(oldest)
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@ -115,7 +115,7 @@ class Messages():
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youngest = None
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youngest = None
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for mid in self._by_id:
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for mid in self._by_id:
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if mid > youngest:
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if youngest is None or mid > youngest:
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youngest = mid
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youngest = mid
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return self.get(youngest)
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return self.get(youngest)
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