mongo-python-driver/CONTRIBUTING.rst
2022-02-09 14:24:23 -06:00

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Contributing to PyMongo
=======================
PyMongo has a large `community
<https://pymongo.readthedocs.io/en/stable/contributors.html>`_ and
contributions are always encouraged. Contributions can be as simple as
minor tweaks to the documentation. Please read these guidelines before
sending a pull request.
Bugfixes and New Features
-------------------------
Before starting to write code, look for existing `tickets
<https://jira.mongodb.org/browse/PYTHON>`_ or `create one
<https://jira.mongodb.org/browse/PYTHON>`_ for your specific
issue or feature request. That way you avoid working on something
that might not be of interest or that has already been addressed.
Supported Interpreters
----------------------
PyMongo supports CPython 3.6+ and PyPy3.6+. Language
features not supported by all interpreters can not be used.
Style Guide
-----------
PyMongo follows `PEP8 <http://www.python.org/dev/peps/pep-0008/>`_
including 4 space indents and 79 character line limits.
General Guidelines
------------------
- Avoid backward breaking changes if at all possible.
- Write inline documentation for new classes and methods.
- Write tests and make sure they pass (make sure you have a mongod
running on the default port, then execute ``python setup.py test``
from the cmd line to run the test suite).
- Add yourself to doc/contributors.rst :)
Running Linters
---------------
PyMongo uses `pre-commit <https://pypi.org/project/pre-commit/>`_
for managing linting of the codebase.
``pre-commit`` performs various checks on all files in PyMongo and uses tools
that help follow a consistent code style within the codebase.
To set up ``pre-commit`` locally, run::
pip install pre-commit
pre-commit install
To run ``pre-commit`` manually, run::
pre-commit run --all-files
Documentation
-------------
To contribute to the `API documentation <https://pymongo.readthedocs.io/en/stable/>`_
just make your changes to the inline documentation of the appropriate
`source code <https://github.com/mongodb/mongo-python-driver>`_ or `rst file
<https://github.com/mongodb/mongo-python-driver/tree/master/doc>`_ in a
branch and submit a `pull request <https://help.github.com/articles/using-pull-requests>`_.
You might also use the GitHub `Edit <https://github.com/blog/844-forking-with-the-edit-button>`_
button.
Re-sync Spec Tests
-----------------
If you would like to re-sync the copy of the specification tests in the
PyMongo repository with that which is inside the `specifications repo
<https://github.com/mongodb/specifications>`_, please
use the script provided in ``.evergreen/resync-specs.sh``.::
git clone git@github.com:mongodb/specifications.git
export MDB_SPECS=~/specifications
cd ~/mongo-python-driver/.evergreen
./resync-specs.sh -b "connection-string*" crud bson-corpus
cd ..
The ``-b`` flag adds as a regex pattern to block files you do not wish to
update in PyMongo.
This is primarily helpful if you are implementing a new feature in PyMongo
that has spec tests already implemented, or if you are attempting to
validate new spec tests in PyMongo.