pycodestyle: fix issues

When calling pycodestyle directly on a file (vs the project as a
whole) it seems to be a bit more opinionated.  Fix up these issues
so we can change how we call pycodestyle organization-wide.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: If561fb1ec3036b5fd5a600969fb5d81274464db2
diff --git a/tools/github_issues_to_csv b/tools/github_issues_to_csv
index e1e0221..c287f7c 100644
--- a/tools/github_issues_to_csv
+++ b/tools/github_issues_to_csv
@@ -23,7 +23,7 @@
         raise Exception(response.status_code)
     for issue in response.json():
         if 'pull_request' not in issue:
-            labels = ', '.join([l['name'] for l in issue['labels']])
+            labels = ', '.join([lable['name'] for lable in issue['labels']])
 
             # Below lines to overcome "TypeError: 'NoneType' object has
             # no attribute '__getitem__'"