[flake8]
max-line-length = 88
ignore =
    # E203: whitespace before ':' (black fails to be PEP8 compliant)
    E203
    # E731: do not assign a lambda expression, use a def
    E731
    # W503: line break before binary operator (flake8 is not PEP8 compliant)
    W503
    # W504: line break after binary operator (flake8 is not PEP8 compliant)
    W504
show-source = True