# Change Log
-## Unreleased
+## 21.10b0
+
+### _Black_
+
+- Document stability policy, that will apply for non-beta releases (#2529)
+- Add new `--workers` parameter (#2514)
+- Fixed feature detection for positional-only arguments in lambdas (#2532)
+- Bumped typed-ast version minimum to 1.4.3 for 3.10 compatiblity (#2519)
+- Fixed a Python 3.10 compatibility issue where the loop argument was still being passed
+ even though it has been removed (#2580)
+- Deprecate Python 2 formatting support (#2523)
+
+### _Blackd_
+
+- Remove dependency on aiohttp-cors (#2500)
+- Bump required aiohttp version to 3.7.4 (#2509)
+
+### _Black-Primer_
+
+- Add primer support for --projects (#2555)
+- Print primer summary after individual failures (#2570)
+
+### Integrations
+
+- Allow to pass `target_version` in the vim plugin (#1319)
+- Install build tools in docker file and use multi-stage build to keep the image size
+ down (#2582)
+
+## 21.9b0
+
+### Packaging
+
+- Fix missing modules in self-contained binaries (#2466)
+- Fix missing toml extra used during installation (#2475)
+
+## 21.8b0
+
+### _Black_
+
+- Add support for formatting Jupyter Notebook files (#2357)
+- Move from `appdirs` dependency to `platformdirs` (#2375)
+- Present a more user-friendly error if .gitignore is invalid (#2414)
+- The failsafe for accidentally added backslashes in f-string expressions has been
+ hardened to handle more edge cases during quote normalization (#2437)
+- Avoid changing a function return type annotation's type to a tuple by adding a
+ trailing comma (#2384)
+- Parsing support has been added for unparenthesized walruses in set literals, set
+ comprehensions, and indices (#2447).
+- Pin `setuptools-scm` build-time dependency version (#2457)
+- Exclude typing-extensions version 3.10.0.1 due to it being broken on Python 3.10
+ (#2460)
+
+### _Blackd_
+
+- Replace sys.exit(-1) with raise ImportError as it plays more nicely with tools that
+ scan installed packages (#2440)
+
+### Integrations
+
+- The provided pre-commit hooks no longer specify `language_version` to avoid overriding
+ `default_language_version` (#2430)
+
+## 21.7b0
### _Black_
- Add primer support and test for code piped into black via STDIN (#2315)
- Fix internal error when `FORCE_OPTIONAL_PARENTHESES` feature is enabled (#2332)
- Accept empty stdin (#2346)
+- Provide a more useful error when parsing fails during AST safety checks (#2304)
+
+### Docker
+
+- Add new `latest_release` tag automation to follow latest black release on docker
+ images (#2374)
+
+### Integrations
+
+- The vim plugin now searches upwards from the directory containing the current buffer
+ instead of the current working directory for pyproject.toml. (#1871)
+- The vim plugin now reads the correct string normalization option in pyproject.toml
+ (#1869)
+- The vim plugin no longer crashes Black when there's boolean values in pyproject.toml
+ (#1869)
## 21.6b0
- Fixed option usage when using the `--code` flag (#2259)
- Do not call `uvloop.install()` when _Black_ is used as a library (#2303)
- Added `--required-version` option to require a specific version to be running (#2300)
-- Provide a more useful error when parsing fails during AST safety checks (#2304)
- Fix incorrect custom breakpoint indices when string group contains fake f-strings
(#2311)
- Fix regression where `R` prefixes would be lowercased for docstrings (#2285)
### Integrations
-- The vim plugin now searches upwards from the directory containing the current buffer
- instead of the current working directory for pyproject.toml. (#1871)
-
-### Integrations
-
-- The vim plugin now reads the correct string normalization option in pyproject.toml
- (#1869)
-- The vim plugin no longer crashes Black when there's boolean values in pyproject.toml
- (#1869)
+- The official Black action now supports choosing what version to use, and supports the
+ major 3 OSes. (#1940)
## 21.5b2
- Add a lower bound for the `aiohttp-cors` dependency. Only 0.4.0 or higher is
supported. (#2231)
-### Integrations
-
-- The official Black action now supports choosing what version to use, and supports the
- major 3 OSes. (#1940)
-
### Packaging
- Release self-contained x86_64 MacOS binaries as part of the GitHub release pipeline