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.pylintrc
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[MASTER]
# Setup the Python paths needed for our tests.
init-hook=
import sys;
sys.path.insert(0, __file__[:__file__.rfind("/.venv")]); # __file__ is somewhere deep inside the .venv
from tests.testlib.repo import add_protocols_path, add_python_paths, add_otel_collector_path;
add_protocols_path();
add_python_paths();
add_otel_collector_path();
load-plugins=
tests.pylint.cmk_edition_ignores,
tests.pylint.checker_localization,
tests.pylint.checker_cmk_module_layers,
tests.pylint.checker_layering_violation,
pylint_pydantic
jobs=0
# pickle collected data for later comparisons. Not used in our CI and makes runs faster
persistent=no
extension-pkg-whitelist=rrdtool,_ldap,netifaces,pymssql,pydantic,lxml
signature-mutators=cmk.utils.store.with_lock_dict
[MESSAGES CONTROL]
disable=
#---------------------------------------------------------------------------
# This checker is flaky. Recheck later.
# Might be related to https://github.com/pylint-dev/pylint/issues/9101
too-many-ancestors,
#---------------------------------------------------------------------------
# Not useless if that's exporting a type as done often enough in the
# standard library.
useless-import-alias,
#---------------------------------------------------------------------------
# Use local suppressions or (even better) refactor the code.
import-outside-toplevel,
#---------------------------------------------------------------------------
# Enabling this would be very desirable, it vastly improves readability and
# it might even be necessary for tools like mypy. Fixing this involves some
# amount of relatively easy work, especially if we want to avoid code
# duplication (introduce new classes, combine methods, etc.)
attribute-defined-outside-init,
#---------------------------------------------------------------------------
# Enabling these warnings would be nice, they are mostly a sign of sloppy
# programming practice. In some cases, they can even hide bugs.
broad-except,
#---------------------------------------------------------------------------
# Enabling this would be nice, but not crucial. At the moment, we have quite
# a few violations, so we postpone fixing this. When we do it eventually, we
# probably want to use "include-naming-hint=yes" in the BASIC section.
invalid-name,
#---------------------------------------------------------------------------
# We can probably re-enable this if we move __version__ definitions and
# conditional imports after the normal imports.
wrong-import-position,
#---------------------------------------------------------------------------
# Enabling this would be nice, but not crucial. At the moment, we have quite
# a few violations, so we postpone fixing this.
unused-argument,
#---------------------------------------------------------------------------
# Alas, these maintenance/security nightmares are still part of our base
# "technology"... :-/ Nevertheless, reducing their usage is a very worthy
# goal.
exec-used,
global-statement,
#---------------------------------------------------------------------------
# Enabling these would be nice, but given the current state of affairs
# (gigantic modules with deeply nested humungous functions/methods), this
# will be a non-trivial amount of work.
too-few-public-methods,
too-many-arguments,
too-many-positional-arguments,
too-many-boolean-expressions,
too-many-instance-attributes,
too-many-lines,
too-many-locals,
too-many-nested-blocks,
too-many-public-methods,
too-many-return-statements,
too-many-statements,
#---------------------------------------------------------------------------
# Enabling these would be nice, but at the moment pylint is a bit too dumb,
# so it stumbles over e.g. initialization with None. It ignores control
# flow, so even adding e.g. isinstance() guards wouldn't help, see:
# https://github.com/PyCQA/pylint/issues/1498.
unsubscriptable-object,
#---------------------------------------------------------------------------
# Our code is still full of FIXMEs/XXXs/TODOs, perhaps fixing or removing
# them might be a good idea some day...
fixme,
#---------------------------------------------------------------------------
# Black doesn't split long strings, we'll have to this by ourselves, see
# https://github.com/psf/black/issues/1331
line-too-long,
# Since Black 24 black and pylint started to disagree on `def foo(): ...`
# https://github.com/psf/black/issues/4173
# black is our formatter so the black way is the proper way...
multiple-statements,
#---------------------------------------------------------------------------
# We are light years away from enabling these...
missing-module-docstring,
missing-class-docstring,
missing-function-docstring,
#---------------------------------------------------------------------------
# Enabling the two spelling-related checks increases pylints runtime from
# 11 min to 40 min, so we better keep those disabled for normal runs.
# NOTE: If we want to enable one of these checks, we need to add pyenchant
# to our dev dependencies.
wrong-spelling-in-comment,
wrong-spelling-in-docstring,
#---------------------------------------------------------------------------
# Pylint is full of bugs regarding this, leading to tons of false positives
# when pathlib.path is used. Furthermore, the handling of NewTypes is totally
# broken, see e.g. https://github.com/PyCQA/pylint/issues/2296 and
# https://github.com/PyCQA/pylint/issues/3162.
no-member,
#---------------------------------------------------------------------------
# Lots of warning due to this, but we should really go through them one by
# one, this might drastically improve the usefulness of our backtraces.
raise-missing-from,
#---------------------------------------------------------------------------
# pylint 2.7.[012] has totally screwed this up... :-/ Takes ages, too.
duplicate-code,
R0801,
#---------------------------------------------------------------------------
# A stylistic thing only, many findings, but all fixes are mechanical.
consider-using-from-import,
#---------------------------------------------------------------------------
# A good idea in general, but each of the many findings has to be looked at:
# We often mutate a dictionary while iterating over it, which is :-P
consider-using-dict-items,
#---------------------------------------------------------------------------
# Purely mechanical & aesthetical, lots of findings.
redundant-u-string-prefix,
#---------------------------------------------------------------------------
# Fixing this is URGENT: There are potentially lots of encoding problems
# sleeping in our code when we are not explicit in open().
unspecified-encoding,
#---------------------------------------------------------------------------
# Tons of findings, we fix this incrementally, f-strings are much more
# performant than old-skool string splicing/formatting.
consider-using-f-string,
#---------------------------------------------------------------------------
# New in version 2.15.0 which causes a few findings
missing-timeout,
#---------------------------------------------------------------------------
# New in version 2.16.0 which causes a few findings
broad-exception-raised,
#---------------------------------------------------------------------------
# Import order is checked by isort
wrong-import-order,
#---------------------------------------------------------------------------
# New in version 3.2.0 which causes new findings
# TODO: fix these new findings - https://jira.lan.tribe29.com/browse/CMK-17473
possibly-used-before-assignment,
contextmanager-generator-missing-cleanup
[IMPORTS]
# This complies with PEP 8 and avoids code duplication in some cases.
allow-wildcard-with-all=yes
[REPORTS]
output-format=colorized
[FORMAT]
max-line-length=100
[VARIABLES]
# Be a little bit more mypy-friendly.
additional-builtins=reveal_type
[LAYERING_VIOLATION]
# layering-definition=.layering.yaml