.flake8

# This file is part of BenchExec, a framework for reliable benchmarking:
# https://github.com/sosy-lab/benchexec
#
# SPDX-FileCopyrightText: 2019-2020 Dirk Beyer <https://www.sosy-lab.org>
#
# SPDX-License-Identifier: Apache-2.0

[flake8]
show-source = true
statistics = true
max-line-length = 88
ignore =
    # not clear whether f"{s!r}" is better than "'{s}'" and suggestion is invalid for non-string objects
    B028,
    # temporarily disabled for historic reasons: line length, naming
    E501,N801,N802,N803,N806,N815,
    # the risk of class attributes shadowing builtins is quite small
    # https://github.com/gforcada/flake8-builtins/issues/22#issuecomment-378755804
    A003,
    # warnings about mutable default values trigger too often
    B006,
    # flags complex expressions, but too many
    ECE001,
    # do not match Black output
    E203,W503,
    # followup warning from another one (F403 for star imports)
    F405,
    # we have no isort config
    I,
    # "... if .. else ..." is fine
    IF100,
    # https://github.com/globality-corp/flake8-logging-format/issues/49
    G004,
    # logging messages of exceptions is not problematic
    G200,
    # using a result variable instead of early return allows later addition of logic
    R504,
    # elif/else after return/raise/continue/break is not necessary but can be easier to read
    R505,R506,R507,R508,
    # no warnings about assert
    B011, S101,
    # no warnings about pickle,
    S301,S403,
    # no warnings about XML parsing
    S318,S320,S405,S408,S410,
    # no warnings about all uses of subprocess
    S404,S603,S607,
    # several scripts use print() for their output, so allow it
    T001,T201,
    # only relevant if pytest is used
    PT,T003
per-file-ignores =
    # references to /tmp are for other reasons
    benchexec/containerexecutor.py:S108
    # wildcard imports significantly shorten test code,
    # accessing /tmp is ok
    benchexec/test*.py:F405,S108
    # Tool-info modules are not garbage-collected anyway, caching is ok
    benchexec/tools/*.py:B019
    # should be refactored completely first (everything in functions)
    contrib/create_yaml_files.py:B023
exclude =
    # code copied by build system
    build,
    # Created locally by IDE plugins
    .ropeproject,
    # scripts from JS modules
    node_modules,