更新日志模块

zgztb_cookie/FworkSpider/feapder/utils/log.py

@@ -45,18 +45,26 @@ class RotatingFileHandler(BaseRotatingHandler):
             self.stream.close()
             self.stream = None
         if self.backup_count > 0:
-            fmt = f"%s.%0{self.placeholder}d"
             for i in range(self.backup_count - 1, 0, -1):
-                sfn = self.rotation_filename(fmt % (self.baseFilename, i))
-                dfn = self.rotation_filename(fmt % (self.baseFilename, i + 1))
+                sfn = ("%0" + self.placeholder + "d.") % i  # '%2d.'%i -> 02
+                sfn = sfn.join(self.baseFilename.split("."))
+                # sfn = "%d_%s" % (i, self.baseFilename)
+                # dfn = "%d_%s" % (i + 1, self.baseFilename)
+                dfn = ("%0" + self.placeholder + "d.") % (i + 1)
+                dfn = dfn.join(self.baseFilename.split("."))
                 if os.path.exists(sfn):
+                    # print "%s -> %s" % (sfn, dfn)
                     if os.path.exists(dfn):
                         os.remove(dfn)
                     os.rename(sfn, dfn)
-            dfn = self.rotation_filename(fmt % (self.baseFilename, 1))
+            dfn = (("%0" + self.placeholder + "d.") % 1).join(
+                self.baseFilename.split(".")
+            )
             if os.path.exists(dfn):
                 os.remove(dfn)
-            self.rotate(self.baseFilename, dfn)
+            # Issue 18940: A file may not have been created if delay is True.
+            if os.path.exists(self.baseFilename):
+                os.rename(self.baseFilename, dfn)
         if not self.delay:
             self.stream = self._open()