X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/62bfbd6a63dcac2f6f31eb014f69397c9eb967d2..e0c572833a3e2b42cd45237c26a67c6f5be4b09d:/docs/contributing/the_basics.md

diff --git a/docs/contributing/the_basics.md b/docs/contributing/the_basics.md
index 461bff9..23fbb8a 100644
--- a/docs/contributing/the_basics.md
+++ b/docs/contributing/the_basics.md
@@ -7,23 +7,15 @@ An overview on contributing to the _Black_ project.
 Development on the latest version of Python is preferred. As of this writing it's 3.9.
 You can use any operating system.
 
-Install all development dependencies using:
+Install development dependencies inside a virtual environment of your choice, for
+example:
 
 ```console
-$ pipenv install --dev
-$ pipenv shell
-$ pre-commit install
-```
-
-If you haven't used `pipenv` before but are comfortable with virtualenvs, just run
-`pip install pipenv` in the virtualenv you're already using and invoke the command above
-from the cloned _Black_ repo. It will do the correct thing.
-
-Non pipenv install works too:
-
-```console
-$ pip install -r test_requirements
-$ pip install -e .[d]
+$ python3 -m venv .venv
+$ source .venv/bin/activate
+(.venv)$ pip install -r test_requirements.txt
+(.venv)$ pip install -e .[d]
+(.venv)$ pre-commit install
 ```
 
 Before submitting pull requests, run lints and tests with the following commands from
@@ -31,16 +23,16 @@ the root of the black repo:
 
 ```console
 # Linting
-$ pre-commit run -a
+(.venv)$ pre-commit run -a
 
 # Unit tests
-$ tox -e py
+(.venv)$ tox -e py
 
 # Optional Fuzz testing
-$ tox -e fuzz
+(.venv)$ tox -e fuzz
 
 # Optional CI run to test your changes on many popular python projects
-$ black-primer [-k -w /tmp/black_test_repos]
+(.venv)$ black-primer [-k -w /tmp/black_test_repos]
 ```
 
 ### News / Changelog Requirement
@@ -63,16 +55,18 @@ go back and workout what to add to the `CHANGES.md` for each release.
 
 If a change would affect the advertised code style, please modify the documentation (The
 _Black_ code style) to reflect that change. Patches that fix unintended bugs in
-formatting don't need to be mentioned separately though.
+formatting don't need to be mentioned separately though. If the change is implemented
+with the `--preview` flag, please include the change in the future style document
+instead and write the changelog entry under a dedicated "Preview changes" heading.
 
 ### Docs Testing
 
 If you make changes to docs, you can test they still build locally too.
 
 ```console
-$ pip install -r docs/requirements.txt
-$ pip install [-e] .[d]
-$ sphinx-build -a -b html -W docs/ docs/_build/
+(.venv)$ pip install -r docs/requirements.txt
+(.venv)$ pip install [-e] .[d]
+(.venv)$ sphinx-build -a -b html -W docs/ docs/_build/
 ```
 
 ## black-primer
@@ -81,7 +75,7 @@ $ sphinx-build -a -b html -W docs/ docs/_build/
 if we get source code changes. It will error on formatting changes or errors. Please run
 before pushing your PR to see if you get the actions you would expect from _Black_ with
 your PR. You may need to change
-[primer.json](https://github.com/psf/black/blob/master/src/black_primer/primer.json)
+[primer.json](https://github.com/psf/black/blob/main/src/black_primer/primer.json)
 configuration for it to pass.
 
 For more `black-primer` information visit the