Rebased Doublethefish's bug/3314 duplicate code error only shows up with pylint jobs 1#4007

Pierre-Sassoulas merged 3 commits intopylint-dev:masterpylint-dev/pylint:masterfrom

Pierre-Sassoulas:doublethefish-bug/3314_duplicate_code_error_only_shows_up_with_pylint_jobs_1Pierre-Sassoulas/pylint:doublethefish-bug/3314_duplicate_code_error_only_shows_up_with_pylint_jobs_1Copy head branch name to clipboard