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next (unreleased)

  • Improve reachability analysis (kreathon, #270, #302).
  • Add type hints for get_unused_code and the fields of the Item class (John Doknjas, #361).

2.13 (2024-10-02)

  • Add support for Python 3.13 (Jendrik Seipp, #369).
  • Add PyPI and conda-forge badges to README file (Trevor James Smith, #356).
  • Include tests/**/*.toml in sdist (Colin Watson).

2.12 (2024-09-17)

  • Use ruff for linting and formatting (Anh Trinh, #347, #349).
  • Replace tox by pre-commit for linting and formatting (Anh Trinh, #349).
  • Add --config flag to specify path to pyproject.toml configuration file (Glen Robertson, #352).

2.11 (2024-01-06)

  • Switch to tomllib/tomli to support heterogeneous arrays (Sebastian Csar, #340).
  • Bump flake8, flake8-comprehensions and flake8-bugbear (Sebastian Csar, #341).
  • Provide whitelist parity for MagicMock and Mock (maxrake, #342).

2.10 (2023-10-06)

  • Drop support for Python 3.7 (Jendrik Seipp, #323).
  • Add support for Python 3.12 (Jendrik Seipp, #332).
  • Use end_lineno AST attribute to obtain more accurate line counts (Jendrik Seipp).

2.9.1 (2023-08-21)

  • Use exit code 0 for --help and --version again (Jendrik Seipp, #321).

2.9 (2023-08-20)

  • Use exit code 3 when dead code is found (whosayn, #319).
  • Treat non-supported decorator names as "@" instead of crashing (Llandy3d and Jendrik Seipp, #284).
  • Drop support for Python 3.6 (Jendrik Seipp).

2.8 (2023-08-10)

  • Add UnicodeEncodeError exception handling to core.py (milanbalazs, #299).
  • Add whitelist for Enum attributes _name_ and _value_ (Eugene Toder, #305).
  • Run tests and add PyPI trove for Python 3.11 (Jendrik Seipp).

2.7 (2023-01-08)

  • Ignore setup_module(), teardown_module(), etc. in pytest test_*.py files (Jendrik Seipp).
  • Add whitelist for socketserver.TCPServer.allow_reuse_address (Ben Elliston).
  • Clarify that --exclude patterns are matched against absolute paths (Jendrik Seipp, #260).
  • Fix example in README file (Jendrik Seipp, #272).

2.6 (2022-09-19)

  • Add basic match statement support (kreathon, #276, #291).

2.5 (2022-07-03)

  • Mark imports in __all__ as used (kreathon, #172, #282).
  • Add whitelist for pint.UnitRegistry.default_formatter (Ben Elliston, #258).

2.4 (2022-05-19)

  • Print absolute filepaths as relative again (as in version 2.1 and before) if they are below the current directory (The-Compiler, #246).
  • Run tests and add PyPI trove for Python 3.10 (chayim, #266).
  • Allow using the del keyword to mark unused variables (sshishov, #279).

2.3 (2021-01-16)

2.2 (2021-01-15)

  • Only parse format strings when being used with locals() (jingw, #225).
  • Don't override paths in pyproject.toml with empty CLI paths (bcbnz, #228).
  • Run continuous integration tests for Python 3.9 (ju-sh, #232).
  • Use pathlib internally (ju-sh, #226).

2.1 (2020-08-19)

  • Treat getattr/hasattr(obj, "constant_string", ...) as a reference to obj.constant_string (jingw, #219).
  • Fix false positives when assigning to x.some_name but reading via some_name, at the cost of potential false negatives (jingw, #221).
  • Allow reading options from pyproject.toml (Michel Albert, #164, #215).

2.0 (2020-08-11)

  • Parse # type: ... comments if on Python 3.8+ (jingw, #220).
  • Bump minimum Python version to 3.6 (Jendrik Seipp, #218). The last Vulture release that supports Python 2.7 and Python 3.5 is version 1.6.
  • Consider all files under test or tests directories test files (Jendrik Seipp).
  • Ignore logging.Logger.propagate attribute (Jendrik Seipp).

1.6 (2020-07-28)

  • Differentiate between functions and methods (Jendrik Seipp, #112, #209).
  • Move from Travis to GitHub actions (RJ722, #211).

1.5 (2020-05-24)

  • Support flake8 "noqa" error codes F401 (unused import) and F841 (unused local variable) (RJ722, #195).
  • Detect unreachable code in conditional expressions (Agathiyan Bragadeesh, #178).

1.4 (2020-03-30)

  • Ignore unused import statements in __init__.py (RJ722, #192).
  • Report first decorator's line number for unused decorated objects on Python 3.8+ (RJ722, #200).
  • Check code with black and pyupgrade.

1.3 (2020-02-03)

  • Detect redundant 'if' conditions without 'else' blocks.
  • Add whitelist for string.Formatter (Joseph Bylund, #183).

1.2 (2019-11-22)

  • Fix tests for Python 3.8 (#166).
  • Use new Constant AST node under Python 3.8+ (#175).
  • Add test for f-strings (#177).
  • Add whitelist for logging module.

1.1 (2019-09-23)

  • Add sys.excepthook to sys whitelist.
  • Add whitelist for ctypes module.
  • Check that type annotations are parsed and type comments are ignored (thanks @kx-chen).
  • Support checking files with BOM under Python 2.7 (#170).

1.0 (2018-10-23)

  • Add --ignore-decorators flag (thanks @RJ722).
  • Add whitelist for threading module (thanks @andrewhalle).

0.29 (2018-07-31)

  • Add --ignore-names flag for ignoring names matching the given glob patterns (thanks @RJ722).

0.28 (2018-07-05)

  • Add --make-whitelist flag for reporting output in whitelist format (thanks @RJ722).
  • Ignore case of --exclude arguments on Windows.
  • Add *-test.py to recognized test file patterns.
  • Add failureException, longMessage and maxDiff to unittest whitelist.
  • Refer to actual objects rather than their mocks in default whitelists (thanks @RJ722).
  • Don't import any Vulture modules in setup.py (thanks @RJ722).

0.27 (2018-06-05)

  • Report while (True): ... else: ... as unreachable (thanks @RJ722).
  • Use argparse instead of optparse.
  • Whitelist Mock.return_value and Mock.side_effect in unittest.mock module.
  • Drop support for Python 2.6 and 3.3.
  • Improve documentation and test coverage (thanks @RJ722).

0.26 (2017-08-28)

  • Detect async function definitions (thanks @RJ722).
  • Add Item.get_report() method (thanks @RJ722).
  • Move method for finding Python modules out of Vulture class.

0.25 (2017-08-15)

  • Detect unsatisfiable statements containing and, or and not.
  • Use filenames and line numbers as tie-breakers when sorting by size.
  • Store first and last line numbers in Item objects.
  • Pass relevant options directly to scavenge() and report().

0.24 (2017-08-14)

  • Detect unsatisfiable while-conditions (thanks @RJ722).
  • Detect unsatisfiable if- and else-conditions (thanks @RJ722).
  • Handle null bytes in source code.

0.23 (2017-08-10)

  • Add --min-confidence flag (thanks @RJ722).

0.22 (2017-08-04)

  • Detect unreachable code after return, break, continue and raise (thanks @RJ722).
  • Parse all variable and attribute names in new format strings.
  • Extend ast whitelist.

0.21 (2017-07-26)

  • If an unused item is defined multiple times, report it multiple times.
  • Make size estimates for function calls more accurate.
  • Create wheel files for Vulture (thanks @RJ722).

0.20 (2017-07-26)

  • Report unused tuple assignments as dead code.
  • Report attribute names that have the same names as variables as dead code.
  • Let Item class inherit from object (thanks @RJ722).
  • Handle names imported as aliases like all other used variable names.
  • Rename Vulture.used_vars to Vulture.used_names.
  • Use function for determining which imports to ignore.
  • Only try to import each whitelist file once.
  • Store used names and used attributes in sets instead of lists.
  • Fix estimating the size of code containing ellipses (...).
  • Refactor and simplify code.

0.19 (2017-07-20)

  • Don't ignore __foo variable names.
  • Use separate methods for determining whether to ignore classes and functions.
  • Only try to find a whitelist for each defined import once (thanks @roivanov).
  • Fix finding the last child for many types of AST nodes.

0.18 (2017-07-17)

  • Make --sort-by-size faster and more accurate (thanks @RJ722).

0.17 (2017-07-17)

  • Add get_unused_code() method.
  • Return with exit code 1 when syntax errors are found or files can't be read.

0.16 (2017-07-12)

  • Differentiate between unused classes and functions (thanks @RJ722).
  • Add --sort-by-size option (thanks @jackric and @RJ722).
  • Count imports as used if they are accessed as module attributes.

0.15 (2017-07-04)

  • Automatically include whitelists based on imported modules (thanks @RJ722).
  • Add --version parameter (thanks @RJ722).
  • Add appveyor tests for testing on Windows (thanks @RJ722).

0.14 (2017-04-06)

  • Add stub whitelist file for Python standard library (thanks @RJ722)
  • Ignore class names starting with "Test" in "test_" files (thanks @thisch).
  • Ignore "test_" functions only in "test_" files.

0.13 (2017-03-06)

  • Ignore star-imported names since we cannot detect whether they are used.
  • Move repository to GitHub.

0.12 (2017-01-05)

  • Detect unused imports.
  • Use tokenize.open() on Python >= 3.2 for reading input files, assume UTF-8 encoding on older Python versions.

0.11 (2016-11-27)

  • Use the system's default encoding when reading files.
  • Report syntax errors instead of aborting.

0.10 (2016-07-14)

  • Detect unused function and method arguments (issue #15).
  • Detect unused *args and **kwargs parameters.
  • Change license from GPL to MIT.

0.9 (2016-06-29)

  • Don't flag attributes as unused if they are used as global variables in another module (thanks Florian Bruhin).
  • Don't consider "True" and "False" variable names.
  • Abort with error message when invoked on .pyc files.

0.8.1 (2015-09-28)

  • Fix code for Python 3.

0.8 (2015-09-28)

  • Do not flag names imported with "import as" as dead code (thanks Tom Terrace).

0.7 (2015-09-26)

  • Exit with exitcode 1 if path on commandline can't be found.
  • Test vulture with vulture using a whitelist module for false positives.
  • Add tests that run vulture as a script.
  • Add "python setup.py test" command for running tests.
  • Add support for tox.
  • Raise test coverage to 100%.
  • Remove ez_setup.py.

0.6 (2014-09-06)

  • Ignore function names starting with "test_".
  • Parse variable names in new format strings (e.g. "This is {x}".format(x="nice")).
  • Only parse alphanumeric variable names in format strings and ignore types.
  • Abort with exit code 1 on syntax errors.
  • Support installation under Windows by using setuptools (thanks Reuben Fletcher-Costin).

0.5 (2014-05-09)

  • If dead code is found, exit with 1.

0.4.1 (2013-09-17)

  • Only warn if a path given on the command line cannot be found.

0.4 (2013-06-23)

  • Ignore unused variables starting with an underscore.
  • Show warning for syntax errors instead of aborting directly.
  • Print warning if a file cannot be found.

0.3 (2012-03-19)

  • Add support for python3
  • Report unused attributes
  • Find tuple assignments in comprehensions
  • Scan files given on the command line even if they don't end with .py

0.2 (2012-03-18)

  • Only format nodes in verbose mode (gives 4x speedup).

0.1 (2012-03-17)

  • First release.