Black config, pre-commit and GHA

.github/workflows/style-checks.yml

@@ -0,0 +1,27 @@
+name: Black  # TODO: add isort and flake8 later
+
+on: 
+  pull_request: {}
+  push:
+    branches: master
+    tags: "*"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+
+      - name: Install dependencies with pip
+        run: |
+          pip install --upgrade pip wheel
+          pip install .[test]
+
+      # - run: isort --check-only .
+      - run: black --check .
+      # - run: flake8

.pre-commit-config.yaml

@@ -0,0 +1,40 @@
+# See https://pre-commit.com/ for usage and config
+repos:
+- repo: local
+  hooks:
+  - id: black
+    name: black
+    stages: [commit]
+    language: system
+    entry: black
+    types: [python]
+
+  # - id: isort
+  #   name: isort
+  #   stages: [commit]
+  #   language: system
+  #   entry: isort
+  #   types: [python]
+
+  # - id: flake8
+  #   name: flake8
+  #   stages: [commit]
+  #   language: system
+  #   entry: flake8
+  #   types: [python]
+
+  # - id: mypy
+  #   name: mypy
+  #   stages: [commit]
+  #   language: system
+  #   entry: mypy
+  #   types: [python]
+  #   require_serial: true
+
+  # - id: pytest-cov
+  #   name: pytest
+  #   stages: [commit]
+  #   language: system
+  #   entry: pytest --cov --cov-fail-under=90
+  #   types: [python]
+  #   pass_filenames: false

pyproject.toml

@@ -98,7 +98,7 @@ dependencies = [
 "dev" = [
   "pudb",
 ]
-"test" = ["pytest>6.0.0", "pytest-cov"]
+"test" = ["pytest>6.0.0", "pytest-cov", "black"]
 "xformers" = [
 	   "xformers~=0.0.19; sys_platform!='darwin'",
 	   "triton; sys_platform=='linux'",
@@ -176,5 +176,8 @@ directory = "coverage/html"
 output = "coverage/index.xml"
 #=== End: PyTest and Coverage
 
-[flake8]
+[tool.flake8]
-max-line-length = 120
+max-line-length = 100
+
+[tool.black]
+line-length = 100