Noissue - Adapt best practices for trailing commas (codingtools)

patchconv/tests/test_rietveld_to_git.py

 # This file is part of Adblock Plus <https://adblockplus.org/>,
 # Copyright (C) 2006-present eyeo GmbH
 #
 # Adblock Plus is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 3 as
 # published by the Free Software Foundation.
 #
 # Adblock Plus is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ skipping 47 matching lines @@
 def test_convert(patch_data):
     got = list(patchconv.rietveld_to_git(patch_data['input']))
     print('GOT')
     for line in got:
         print('    ' + line, end='')
     assert got == patch_data['expect']
 
 
 def test_script():
     process = subprocess.Popen(
-        ['patchconv'], stdin=subprocess.PIPE, stdout=subprocess.PIPE
+        ['patchconv'], stdin=subprocess.PIPE, stdout=subprocess.PIPE,
     )
     in_patch = '''Index: README.txt
 ===================================================================
 --- a/README.txt
 '''
     expect = '''diff --git a/README.txt b/README.txt
 --- a/README.txt
 '''
     out, err = process.communicate(input=in_patch.encode('ascii'))
     assert out == expect.encode('ascii')
 
     stdin = StringIO(in_patch)
     stdout = StringIO()
     with mock.patch('sys.stdin', stdin), mock.patch('sys.stdout', stdout):
         patchconv.main()
     assert stdout.getvalue() == expect