setup.cfg

[tool:pytest]
flake8-max-line-length = 180
flake8-ignore =
    *.py E122
    *.py E203  # E203 whitespace before ':'
    *.py E402
    *.py W503  # line break before binary operators is a good thing
    tests/tools.py E128
    xonsh/pygments_cache.py ALL
    # flake8 gives incorrect unused import errors, F401
    xonsh/ast.py F401
    xonsh/platform.py F401
    xonsh/built_ins.py F821 E721
    xonsh/commands_cache.py F841
    xonsh/history.py F821
    xonsh/jupyter_kernel.py E203
    xonsh/pyghooks.py F821
    xonsh/style_tools.py F821
    xonsh/readline_shell.py F401
    xonsh/timings.py F401
    xonsh/tokenize.py F821 F841
    xonsh/tools.py E731
    xonsh/xonfig.py E731
    xonsh/proc.py E261 E265
    xonsh/ptk/key_bindings.py F841
    xonsh/ptk/shell.py E731
    xontrib/vox.py F821
    __amalgam__.py ALL
    # test files should be PEP8 but a ton of errors for now
    test_*.py ALL
    # we don't care about sphinx autogenerated files
    docs/*.py ALL
    # we don't care about ply files?
    ply/*.py ALL
    # these run VERY slowly and give tons of errors
    parser*_table.py ALL
    # oh come on
    setup.py ALL

    # remove these later
    *.py E741 # ambiguous variable name
    xonsh/color_tools.py E305
    xonsh/inspectors.py E722
    xonsh/lexer.py E741
    xonsh/platform.py E305
    xonsh/style_tools.py E305
    xonsh/tools.py E305
    xonsh/winutils.py E305
    xonsh/completers/_aliases.py E305
    xonsh/completers/python.py E722
    xonsh/parsers/context_check.py E305
    xonsh/xoreutils/*.py E722 E305