Merge pull request #1041 from compas-dev/black_formatting

replaced autopep8 with black

Author: tomvanmele

CHANGELOG.md

@@ -28,7 +28,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Fixed bug in `compas.robots.Configuration`.
 * Rebuild part index after deserialization in `Assembly`.
 * Fixed bug in `compas.artists.colordict.ColorDict`.
-* Change `Mesh.mesh_dual` with option of including the boundary.
+* Change `Mesh.mesh_dual` with option of including the boundary. 
+* Moved from `autopep8` to `black`
 * Fixed bug in `compas.utilities.linspace` for number series with high precision start and stop values.
 
 ### Removed

CONTRIBUTING.md

@@ -37,15 +37,16 @@ In short, this is how that works.
    ```
 
 5. Start making your changes to the **master** branch (or branch off of it).
-6. Make sure all tests still pass:
+6. Auto-format your code using `black -l 180 <path_to_source_file>`.
+7. Make sure all tests still pass:
 
    ```bash
    invoke test
    ```
 
-7. Add yourself to `AUTHORS.md`.
-8. Commit your changes and push your branch to GitHub.
-9. Create a [pull request](https://help.github.com/articles/about-pull-requests/) through the GitHub website.
+8. Add yourself to `AUTHORS.md`.
+9. Commit your changes and push your branch to GitHub.
+10. Create a [pull request](https://help.github.com/articles/about-pull-requests/) through the GitHub website.
 
 During development, use [pyinvoke](http://docs.pyinvoke.org/) tasks on the
 command line to ease recurring operations:

docs/devguide.rst

@@ -74,6 +74,8 @@ The procedure for submitting a PR is the following.
 Style guide
 ===========
 
+Please run `black -l 180 <path_to_source_file>` to auto-format your code.
+
 The command ``invoke lint`` runs the entire codebase through ``flake8``.
 As described in the `docs <https://flake8.pycqa.org/en/latest/manpage.html>`_,
 ``flake8`` includes lint checks provided by the PyFlakes project,

requirements-dev.txt

@@ -1,4 +1,4 @@
-autopep8
+black
 attrs >=17.4
 bump2version >=1.0.1
 check-manifest >=0.36