Disable false-positive pylint warning.

scripts/slave/chromium_commands.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """A subclass of commands.SVN that allows more flexible error recovery.
 
 This code is only used on the slave but it is living in common/ because it is
 directly imported from buildbot/slave/bot.py."""
 
 import os
@@ skipping 630 matching lines @@
   def maybeDoVCRetry(self, res):
     """Called after doVCFull."""
     if type(res) is int and res == 2:
       # Non-VC failure, return 2 to turn the step red.
       return res
 
     # super
     return sourcebase.maybeDoVCRetry(self, res)
 
 
-class ApplyIssue(commandbase):
+class ApplyIssue(commandbase):  # disable=W0654
   """Command to run apple_issue.py on the checkbout."""
 
   def __init__(self, *args, **kwargs):
     log.msg('ApplyIssue.__init__')
     self.root = None
     self.issue = None
     self.patchset = None
     self.email = None
     self.password = None
     self.workdir = None
@@ skipping 58 matching lines @@
 
     # We run this code in a try because it fails with an assertion if
     # the module is loaded twice.
     registerSlaveCommand('gclient', GClient, commands.command_version)
     registerSlaveCommand('apply_issue', ApplyIssue, commands.command_version)
   except (AssertionError, NameError):
     pass
 
 
 RegisterCommands()