setup.cfg

[flake8]
max-line-length=88
exclude = docs,.venv
ignore =
    # These rules are not compatible with black (our code formatter).
    E203  # "whitespace before ':'"
    W503  # "line break occurred before a binary operator"
    # Black handles line lengths for us (slightly less strictly than flake8).
    E501  # "line too long"
    # We allow TODO and XXX comments in code.
    # (But we don't allow FIX-ME -- hyphen inserted so this string doesn't show up in
    # searches.)
    T101  # "fixme found (TODO)"
    T102  # "fixme found (XXX)"
per-file-ignores =
    # Allow print statements in example code.
    build/lib/example/*:T201
    example/*:T201

# NOTE On my MacBook this plugin adds about 1 extra second to Flake8's runtime, making
# it about 5s total. That's not trivial, so it might not be worth it to have this
# enabled all the time.
[flake8:local-plugins]
extension =
  DNM1 = bionic.flake8.check_dnode_match:Checker

[tool:pytest]
filterwarnings=ignore::DeprecationWarning