v2.15.10

False Positives Fixed

• Fix use-sequence-for-iteration when unpacking a set with *.

  Closes #5788

• Fix false positive assigning-non-slot when a class attribute is
  re-assigned.

  Closes #6001

• Fixes used-before-assignment false positive when the walrus operator
  is used in a ternary operator.

  Closes #7779

• Prevent used-before-assignment when imports guarded by if TYPE_CHECKING
  are guarded again when used.

  Closes #7979

Other Bug Fixes

• Using custom braces in msg-template will now work properly.

  Closes #5636

v2.15.9

False Positives Fixed

• Fix false-positive for used-before-assignment in pattern matching with a guard.

  Closes #5327

Other Bug Fixes

• Pylint will no longer deadlock if a parallel job is killed but fail immediately instead.

  Closes #3899

• When pylint exit due to bad arguments being provided the exit code will now be the expected 32.

  Refs #7931

• Fixes a ModuleNotFound exception when running pylint on a Django project with the pylint_django plugin enabled.

  Closes #7938

v2.15.8

False Positives Fixed

• Document a known false positive for useless-suppression when disabling
  line-too-long in a module with only comments and no code.

  Closes #3368

• Fix logging-fstring-interpolation false positive raised when logging and f-string with %s formatting.

  Closes #4984

• Fixes false positive abstract-method on Protocol classes.

  Closes #7209

• Fix missing-param-doc false positive when function parameter has an escaped underscore.

  Closes #7827

• multiple-statements no longer triggers for function stubs using inlined ....

  Closes #7860

v2.15.7

False Positives Fixed

• Fix deprecated-method false positive when alias for method is similar to
  name of deprecated method.

  Closes #5886

• Fix a false positive for used-before-assignment for imports guarded by
  typing.TYPE_CHECKING later used in variable annotations.

  Closes #7609

Other Bug Fixes

• Pylint will now filter duplicates given to it before linting. The output
  should be the same whether a file is given/discovered multiple times or not.

  Closes #6242, #4053

• Fixes a crash in stop-iteration-return when the next builtin is
  called without arguments.

  Closes #7828

v2.15.6

False Positives Fixed

• Fix false positive for unhashable-member when subclassing dict and
  using the subclass as a dictionary key.

  Closes #7501

• unnecessary-list-index-lookup will not be wrongly emitted if
  enumerate is called with start.

  Closes #7682

• Don't warn about stop-iteration-return when using next() over
  itertools.cycle.

  Closes #7765

Other Bug Fixes

• Messages sent to reporter are now copied so a reporter cannot modify the
  message sent to other reporters.

  Closes #7214

• Fixes edge case of custom method named next raised an astroid error.

  Closes #7610

• Fix crash that happened when parsing files with unexpected encoding starting
  with 'utf' like utf13.

  Closes #7661

• Fix a crash when a child class with an __init__ method inherits from a
  parent class with an __init__ class attribute.

  Closes #7742

v2.15.5

What's new in Pylint 2.15.5?

Release date: 2022-10-21

False Positives Fixed

• Fix a false positive for simplify-boolean-expression when multiple values
  are inferred for a constant.

  Closes #7626

Other Bug Fixes

• Remove __index__ dunder method call from unnecessary-dunder-call
  check.

  Closes #6795

• Fixed a multi-processing crash that prevents using any more than 1 thread on
  MacOS.

  The returned module objects and errors that were cached by the linter plugin loader cannot be reliably pickled. This means that dill would throw an error when attempting to serialise the linter object for multi-processing use.

  Closes #7635.

Other Changes

• Add a keyword-only compare_constants argument to safe_infer.

  Refs #7626

• Sort --generated-rcfile output.

  Refs #7655

v2.15.4

False Positives Fixed

• Fix the message for unnecessary-dunder-call for __aiter__ and
  __anext__. Also
  only emit the warning when py-version >= 3.10.

  Closes #7529

Other Bug Fixes

• Fix bug in detecting unused-variable when iterating on variable.

  Closes #3044

• Fixed handling of -- as separator between positional arguments and flags.
  This was not actually fixed in 2.14.5.

  Closes #7003, Refs #7096

• Report no-self-argument rather than no-method-argument for methods
  with variadic arguments.

  Closes #7507

• Fixed an issue where syntax-error couldn't be raised on files with
  invalid encodings.

  Closes #7522

• Fix false positive for redefined-outer-name when aliasing typing
  e.g. as t and guarding imports under t.TYPE_CHECKING.

  Closes #7524

• Fixed a crash of the modified_iterating checker when iterating on a set
  defined as a class attribute.

  Closes #7528

• Fix bug in scanning of names inside arguments to typing.Literal.
  See https://peps.python.org/pep-0586/#literals-enums-and-forward-references
  for details.

  Refs #3299

Other Changes

• Add method name to the error messages of no-method-argument and
  no-self-argument.

  Closes #7507

v2.15.3

• Fixed a crash in the unhashable-member checker when using a lambda as a dict key.

  Closes #7453

• Fix a crash in the modified-iterating-dict checker involving instance attributes.

  Closes #7461

• invalid-class-object does not crash anymore when __class__ is assigned alongside another variable.

  Closes #7467

• Fix false positive for global-variable-not-assigned when a global variable is re-assigned via an ImportFrom node.

  Closes #4809

• Fix false positive for undefined-loop-variable in for-else loops that use a function
  having a return type annotation of NoReturn or Never.

  Closes #7311

• --help-msg now accepts a comma-separated list of message IDs again.

  Closes #7471

v2.15.2

• Fixed a case where custom plugins specified by command line could silently fail.

  Specifically, if a plugin relies on the init-hook option changing sys.path before
  it can be imported, this will now emit a bad-plugin-value message. Before this
  change, it would silently fail to register the plugin for use, but would load
  any configuration, which could have unintended effects.

  Fixes part of #7264.

• Fix used-before-assignment for functions/classes defined in type checking guard.

  Closes #7368

• Update modified_iterating checker to fix a crash with for loops on empty list.

  Closes #7380

• The docparams extension now considers typing in Numpy style docstrings
  as "documentation" for the missing-param-doc message.

  Refs #7398

• Fix false positive for unused-variable and unused-import when a name is only used in a string literal type annotation.

  Closes #3299

• Fix false positive for too-many-function-args when a function call is assigned to a class attribute inside the class where the function is defined.

  Closes #6592

• Fix used-before-assignment for functions/classes defined in type checking guard.

  Closes #7368

• Fix ignored files being linted when passed on stdin.

  Closes #4354

• missing-return-doc, missing-raises-doc and missing-yields-doc now respect
  the no-docstring-rgx option.

  Closes #4743

• Don't crash on OSError in config file discovery.

  Closes #7169

• disable-next is now correctly scoped to only the succeeding line.

  Closes #7401

• Update modified_iterating checker to fix a crash with for loops on empty list.

  Closes #7380

v2.15.1

• Fix used-before-assignment for functions/classes defined in type checking guard.

  Closes #7368

• Update modified_iterating checker to fix a crash with for loops on empty list.

  Closes #7380

• The docparams extension now considers typing in Numpy style docstrings
  as "documentation" for the missing-param-doc message.

  Refs #7398

• Fix false positive for unused-variable and unused-import when a name is only used in a string literal type annotation.

  Closes #3299

• Fix false positive for too-many-function-args when a function call is assigned to a class attribute inside the class where the function is defined.

  Closes #6592

• Fix used-before-assignment for functions/classes defined in type checking guard.

  Closes #7368

• Fix ignored files being linted when passed on stdin.

  Closes #4354

• missing-return-doc, missing-raises-doc and missing-yields-doc now respect
  the no-docstring-rgx option.

  Closes #4743

• Don't crash on OSError in config file discovery.

  Closes #7169

• disable-next is now correctly scoped to only the succeeding line.

  Closes #7401

• Update modified_iterating checker to fix a crash with for loops on empty list.

  Closes #7380