Cleanup pylint errors

test/mac/gyptest-rpath.py

Index: test/mac/gyptest-rpath.py
diff --git a/test/mac/gyptest-rpath.py b/test/mac/gyptest-rpath.py
index 2440d548e639112ff35f93ac1d297cc0a55f7f1c..a66e917ca061c8a99a704cc984ad24eb40c63182 100644
--- a/test/mac/gyptest-rpath.py
+++ b/test/mac/gyptest-rpath.py
@@ -30,20 +30,20 @@ if sys.platform == 'darwin':
     assert not proc.returncode
     return r.findall(o)
 
-  if (GetRpaths('libdefault_rpath.dylib') != []):
+  if GetRpaths('libdefault_rpath.dylib') != []:
     test.fail_test()
 
-  if (GetRpaths('libexplicit_rpath.dylib') != ['@executable_path/.']):
+  if GetRpaths('libexplicit_rpath.dylib') != ['@executable_path/.']:
     test.fail_test()
 
   if (GetRpaths('libexplicit_rpaths_escaped.dylib') !=
       ['First rpath', 'Second rpath']):
     test.fail_test()
 
-  if (GetRpaths('My Framework.framework/My Framework') != ['@loader_path/.']):
+  if GetRpaths('My Framework.framework/My Framework') != ['@loader_path/.']:
     test.fail_test()
 
-  if (GetRpaths('executable') != ['@executable_path/.']):
+  if GetRpaths('executable') != ['@executable_path/.']:
     test.fail_test()
 
   test.pass_test()