bpo-30989: Sort in TimedRotatingFileHandler only when needed. (pythonGH-2812)

lovesh · vsajip · commit afad147b59fe · 2017-10-27T08:04:33.000+01:00
TimedRotatingFileHandler.getFilesToDelete() now sorts only when needed.
diff --git a/Lib/logging/handlers.py b/Lib/logging/handlers.py
@@ -353,10 +353,10 @@ def getFilesToDelete(self):
                 suffix = fileName[plen:]
                 if self.extMatch.match(suffix):
                     result.append(os.path.join(dirName, fileName))
-        result.sort()
         if len(result) < self.backupCount:
             result = []
         else:
+            result.sort()
             result = result[:len(result) - self.backupCount]
         return result
 
