Add pre-commit config

Author: cdce8p

.pre-commit-config.yaml

@@ -0,0 +1,24 @@
+repos:
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v2.10.0
+    hooks:
+      - id: pyupgrade
+        args: [--py38-plus]
+        exclude: &fixtures ^tests/fixtures/.+\.py$
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: 3.8.4
+    hooks:
+      - id: flake8
+        files: ^(python_typing_update|script|tests)/.+\.py$
+        exclude: *fixtures
+  - repo: https://github.com/PyCQA/isort
+    rev: 5.7.0
+    hooks:
+      - id: isort
+        exclude:  *fixtures
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v3.4.0
+    hooks:
+      - id: trailing-whitespace
+        exclude: .+\.md
+      - id: end-of-file-fixer

.vscode/settings.default.json

@@ -3,6 +3,14 @@
     "editor.insertSpaces": true,
     "files.trimFinalNewlines": true,
     "files.insertFinalNewline": true,
+    "python.linting.enabled": true,
+    "python.linting.flake8Enabled": true,
+    "python.linting.pylintEnabled": true,
+    "python.linting.mypyEnabled": true,
+    "python.testing.pytestArgs": [],
+    "python.testing.unittestEnabled": false,
+    "python.testing.nosetestsEnabled": false,
+    "python.testing.pytestEnabled": true,
     "[markdown]": {
         "files.trimTrailingWhitespace": false
     },

requirements_test.txt

@@ -1,5 +1,5 @@
+-r requirements_test_pre_commit.txt
 aiofiles==0.6.0
-flake8==3.8.4
 mypy==0.812
 pre-commit==2.11.1
 pylint==2.7.2

requirements_test_pre_commit.txt

@@ -0,0 +1,3 @@
+flake8==3.8.4
+isort==5.7.0
+pyupgrade==2.10.0