X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/7403d95862ae54c3504a8003666e1a0739067894..cac18293d5a6bd6b34a953f9cb5413f9826e505f:/README.md diff --git a/README.md b/README.md index 80ef534..5f8b52c 100644 --- a/README.md +++ b/README.md @@ -11,6 +11,7 @@ License: MIT PyPI Downloads +conda-forge Code style: black

@@ -36,6 +37,7 @@ _Contents:_ **[Installation and usage](#installation-and-usage)** | **[pyproject.toml](#pyprojecttoml)** | **[Editor integration](#editor-integration)** | **[blackd](#blackd)** | **[black-primer](#black-primer)** | **[Version control integration](#version-control-integration)** | +**[GitHub Actions](#github-actions)** | **[Ignoring unmodified files](#ignoring-unmodified-files)** | **[Used by](#used-by)** | **[Testimonials](#testimonials)** | **[Show your style](#show-your-style)** | **[Contributing](#contributing-to-black)** | **[Change log](#change-log)** | @@ -50,6 +52,12 @@ _Contents:_ **[Installation and usage](#installation-and-usage)** | _Black_ can be installed by running `pip install black`. It requires Python 3.6.0+ to run but you can reformat Python 2 code with it, too. +#### Install from GitHub + +If you can't wait for the latest _hotness_ and want to install from GitHub, use: + +`pip install git+git://github.com/psf/black` + ### Usage To get started right away with sensible defaults: @@ -58,6 +66,12 @@ To get started right away with sensible defaults: black {source_file_or_directory} ``` +You can run _Black_ as a package if running it as a script doesn't work: + +```sh +python -m black {source_file_or_directory} +``` + ### Command line options _Black_ doesn't provide many options. You can list them by running `black --help`: @@ -72,7 +86,7 @@ Options: -l, --line-length INTEGER How many characters per line to allow. [default: 88] - -t, --target-version [py27|py33|py34|py35|py36|py37|py38] + -t, --target-version [py27|py33|py34|py35|py36|py37|py38|py39] Python versions that should be supported by Black's output. [default: per-file auto- detection] @@ -83,6 +97,10 @@ Options: -S, --skip-string-normalization Don't normalize string quotes or prefixes. + -C, --skip-magic-trailing-comma + Don't use trailing commas as a reason to + split lines. + --check Don't write the files back, just return the status. Return code 0 means nothing would change. Return code 1 means some files @@ -113,13 +131,25 @@ Options: paths are excluded. Use forward slashes for directories on all platforms (Windows, too). Exclusions are calculated first, inclusions - later. [default: /(\.eggs|\.git|\.hg|\.mypy - _cache|\.nox|\.tox|\.venv|\.svn|_build|buck- - out|build|dist)/] + later. [default: /(\.direnv|\.eggs|\.git|\. + hg|\.mypy_cache|\.nox|\.tox|\.venv|\.svn|_bu + ild|buck-out|build|dist)/] + + --extend-exclude TEXT Like --exclude, but adds additional files + and directories on top of the excluded + ones (useful if you simply want to add to + the default). --force-exclude TEXT Like --exclude, but files and directories matching this regex will be excluded even - when they are passed explicitly as arguments + when they are passed explicitly as + arguments. + + + --stdin-filename TEXT The name of the file when passing it through + stdin. Useful to make sure Black will + respect --force-exclude option on some + editors that rely on using stdin. -q, --quiet Don't emit non-error messages to stderr. Errors are still emitted; silence those with @@ -127,10 +157,10 @@ Options: -v, --verbose Also emit messages to stderr about files that were not changed or were ignored due to - --exclude=. + exclusion patterns. --version Show the version and exit. - --config FILE Read configuration from PATH. + --config FILE Read configuration from FILE path. -h, --help Show this message and exit. ``` @@ -150,7 +180,7 @@ about _Black_'s changes or will overwrite _Black_'s changes. A good example of t should be configured to neither warn about nor overwrite _Black_'s changes. Actual details on _Black_ compatible configurations for various tools can be found in -[compatible_configs](https://github.com/psf/black/blob/master/docs/compatible_configs.md). +[compatible_configs](https://github.com/psf/black/blob/master/docs/compatible_configs.md#black-compatible-configurations). ### Migrating your code style without ruining git blame @@ -198,12 +228,13 @@ know!) ### NOTE: This is a beta product -_Black_ is already [successfully used](#used-by) by many projects, small and big. It -also sports a decent test suite. However, it is still very new. Things will probably be -wonky for a while. This is made explicit by the "Beta" trove classifier, as well as by -the "b" in the version number. What this means for you is that **until the formatter -becomes stable, you should expect some formatting to change in the future**. That being -said, no drastic stylistic changes are planned, mostly responses to bug reports. +_Black_ is already [successfully used](https://github.com/psf/black#used-by) by many +projects, small and big. It also sports a decent test suite. However, it is still very +new. Things will probably be wonky for a while. This is made explicit by the "Beta" +trove classifier, as well as by the "b" in the version number. What this means for you +is that **until the formatter becomes stable, you should expect some formatting to +change in the future**. That being said, no drastic stylistic changes are planned, +mostly responses to bug reports. Also, as a temporary safety measure, _Black_ will check that the reformatted code still produces a valid AST that is equivalent to the original. This slows it down. If you're @@ -214,8 +245,9 @@ feeling confident, use `--fast`. _Black_ is a PEP 8 compliant opinionated formatter. _Black_ reformats entire files in place. It is not configurable. It doesn't take previous formatting into account. Your main option of configuring _Black_ is that it doesn't reformat blocks that start with -`# fmt: off` and end with `# fmt: on`. `# fmt: on/off` have to be on the same level of -indentation. To learn more about _Black_'s opinions, to go +`# fmt: off` and end with `# fmt: on`, or lines that ends with `# fmt: skip`. Pay +attention that `# fmt: on/off` have to be on the same level of indentation. To learn +more about _Black_'s opinions, to go [the_black_code_style](https://github.com/psf/black/blob/master/docs/the_black_code_style.md). Please refer to this document before submitting an issue. What seems like a bug might be @@ -237,7 +269,7 @@ above. What seems like a bug might be intended behaviour. _Black_ is able to read project-specific default values for its command line options from a `pyproject.toml` file. This is especially useful for specifying custom -`--include` and `--exclude` patterns for your project. +`--include` and `--exclude`/`--extend-exclude` patterns for your project. **Pro-tip**: If you're asking yourself "Do I need to configure anything?" the answer is "No". _Black_ is all about sensible defaults. @@ -280,31 +312,17 @@ the equivalent of r-strings in Python. Multiline strings are treated as verbose expressions by Black. Use `[ ]` to denote a significant space character.
-Example `pyproject.toml` +Example pyproject.toml ```toml [tool.black] line-length = 88 target-version = ['py37'] include = '\.pyi?$' -exclude = ''' - -( - /( - \.eggs # exclude a few common directories in the - | \.git # root of the project - | \.hg - | \.mypy_cache - | \.tox - | \.venv - | _build - | buck-out - | build - | dist - )/ - | foo.py # also separately exclude a file named foo.py in - # the root of the project -) +extend-exclude = ''' +# A regex preceded with ^/ will apply only to files and directories +# in the root of the project. +^/foo.py # exclude a file named foo.py in the root of the project (in addition to the defaults) ''' ``` @@ -341,8 +359,8 @@ rolling. ## black-primer -`black-primer` is a tool built for CI (and huumans) to have _Black_ `--check` a number -of (configured in `primer.json`) Git accessible projects in parallel. +`black-primer` is a tool built for CI (and humans) to have _Black_ `--check` a number of +(configured in `primer.json`) Git accessible projects in parallel. [black_primer](https://github.com/psf/black/blob/master/docs/black_primer.md) has more information regarding its usage and configuration. @@ -357,10 +375,10 @@ Use [pre-commit](https://pre-commit.com/). Once you ```yaml repos: - repo: https://github.com/psf/black - rev: stable + rev: 20.8b1 # Replace by any tag/version: https://github.com/psf/black/tags hooks: - id: black - language_version: python3.6 + language_version: python3 # Should be a command that runs python3.6+ ``` Then run `pre-commit install` and you're ready to go. @@ -375,6 +393,32 @@ If you're already using Python 3.7, switch the `language_version` accordingly. F `stable` is a branch that tracks the latest release on PyPI. If you'd rather run on master, this is also an option. +## GitHub Actions + +Create a file named `.github/workflows/black.yml` inside your repository with: + +```yaml +name: Lint + +on: [push, pull_request] + +jobs: + lint: + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v2 + - uses: actions/setup-python@v2 + - uses: psf/black@stable + with: + args: ". --check" +``` + +### Inputs + +#### `black_args` + +**optional**: Black input arguments. Defaults to `. --check --diff`. + ## Ignoring unmodified files _Black_ remembers files it has already formatted, unless the `--diff` flag is used or @@ -402,9 +446,9 @@ then write the above files to `.cache/black//`. The following notable open-source projects trust _Black_ with enforcing a consistent code style: pytest, tox, Pyramid, Django Channels, Hypothesis, attrs, SQLAlchemy, Poetry, PyPA applications (Warehouse, Bandersnatch, Pipenv, virtualenv), pandas, Pillow, -every Datadog Agent Integration, Home Assistant. +every Datadog Agent Integration, Home Assistant, Zulip. -The following organizations use _Black_: Facebook, Dropbox. +The following organizations use _Black_: Facebook, Dropbox, Mozilla, Quora. Are we missing anyone? Let us know. @@ -433,7 +477,7 @@ Twisted and CPython: Use the badge in your project's README.md: -```markdown +```md [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black) ``` @@ -487,67 +531,173 @@ Multiple contributions by: - [Abdur-Rahmaan Janhangeer](mailto:arj.python@gmail.com) - [Adam Johnson](mailto:me@adamj.eu) +- [Adam Williamson](mailto:adamw@happyassassin.net) - [Alexander Huynh](mailto:github@grande.coffee) +- [Alex Vandiver](mailto:github@chmrr.net) +- [Allan Simon](mailto:allan.simon@supinfo.com) +- Anders-Petter Ljungquist - [Andrew Thorp](mailto:andrew.thorp.dev@gmail.com) +- [Andrew Zhou](mailto:andrewfzhou@gmail.com) - [Andrey](mailto:dyuuus@yandex.ru) - [Andy Freeland](mailto:andy@andyfreeland.net) - [Anthony Sottile](mailto:asottile@umich.edu) - [Arjaan Buijk](mailto:arjaan.buijk@gmail.com) +- [Arnav Borbornah](mailto:arnavborborah11@gmail.com) - [Artem Malyshev](mailto:proofit404@gmail.com) - [Asger Hautop Drewsen](mailto:asgerdrewsen@gmail.com) - [Augie Fackler](mailto:raf@durin42.com) - [Aviskar KC](mailto:aviskarkc10@gmail.com) +- Batuhan Taşkaya +- [Benjamin Wohlwend](mailto:bw@piquadrat.ch) - [Benjamin Woodruff](mailto:github@benjam.info) +- [Bharat Raghunathan](mailto:bharatraghunthan9767@gmail.com) - [Brandt Bucher](mailto:brandtbucher@gmail.com) +- [Brett Cannon](mailto:brett@python.org) +- [Bryan Bugyi](mailto:bryan.bugyi@rutgers.edu) +- [Bryan Forbes](mailto:bryan@reigndropsfall.net) +- [Calum Lind](mailto:calumlind@gmail.com) +- [Charles](mailto:peacech@gmail.com) - Charles Reid +- [Christian Clauss](mailto:cclauss@bluewin.ch) - [Christian Heimes](mailto:christian@python.org) - [Chuck Wooters](mailto:chuck.wooters@microsoft.com) +- [Chris Rose](mailto:offline@offby1.net) +- Codey Oxley +- [Cong](mailto:congusbongus@gmail.com) - [Cooper Ry Lees](mailto:me@cooperlees.com) +- [Dan Davison](mailto:dandavison7@gmail.com) - [Daniel Hahler](mailto:github@thequod.de) - [Daniel M. 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