Core: configure pre-commit and run it on all files

.pre-commit-config.yaml

@@ -0,0 +1,19 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.0.1
+    hooks:
+      - id: check-toml
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: mixed-line-ending
+  - repo: https://github.com/psf/black
+    rev: 22.3.0
+    hooks:
+      - id: black
+  - repo: https://github.com/PyCQA/isort
+    rev: 5.10.1
+    hooks:
+      - id: isort
+        args: ["--profile", "black"]

clean_rst/__init__.py

@@ -1 +1 @@
-__version__ = '0.1.0'
+__version__ = "0.1.0"

tests/test_clean_rst.py

@@ -2,4 +2,4 @@ from clean_rst import __version__
 
 
 def test_version():
-    assert __version__ == '0.1.0'
+    assert __version__ == "0.1.0"