pep8 to tree_contents.py
pep8 to pull_up_method.py
pep8 to extract_method.py
pep8 to shingles_test.py
pep8 to refactoring_detection.py but still have problems
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8
followed PEP8: pull_up_method.py
followed PEP8: shingles.py
followed PEP8: submodule.py
followed PEP8: exc.py
followed PEP8: util.py
followed PEP8: parser.py