ci: Enable black

.github/workflows/github-actions.yml

@@ -21,10 +21,11 @@ jobs:
       - name: Install flake8
         run: |
           python -m pip install --upgrade pip
-          pip install flake8
-      - name: Lint with flake8
+          pip install flake8 black
+      - name: Lint with flake8 and black
         run: |
           flake8 modeltranslation
+          black --check modeltranslation *.py
   Test:
     runs-on: ubuntu-latest
     strategy:

pyproject.toml

@@ -16,3 +16,7 @@ six = "^1.15.0"
 [tool.poetry.dev-dependencies]
 pdbpp = "^0.10.2"
 flake8 = "^3.7.9"
+
+[tool.black]
+line-length = 100
+skip-string-normalization = true

tox.ini

@@ -1,7 +1,7 @@
 [flake8]
 max-line-length = 100
-ignore = E722, E241, W504
-exclude = .tox,docs/modeltranslation/conf.py
+ignore = E722, E241, E203, E266, E501, W503
+exclude = .tox
 
 [tox]
 distribute = False