Use ruff formatter and linter (#22)

.github/workflows/python-package.yml

@@ -27,9 +27,9 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         make install
-    - name: Lint with pycodestyle and pyflakes
+    - name: Check code with linter and formatter
       run: |
-        make flake
-    - name: Test with pytest
+        make check
+    - name: Run tests
       run: |
         make test

.pre-commit-config.yaml

@@ -0,0 +1,9 @@
+repos:
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.1.5
+    hooks:
+      # sort imports
+      - id: ruff
+        args: [--select, I, --fix]
+      # format
+      - id: ruff-format

Makefile

@@ -13,10 +13,10 @@ install: clean
 	$(PYTHON) -m pip install -r requirements.txt
 
 
-.PHONY: flake flake8
-flake flake8:
-	pycodestyle --config .pycodestylerc .
-	pyflakes .
+.PHONY: check
+check:
+	ruff format --check .
+	ruff check .
 
 .PHONY: test
 test:

README.md

@@ -110,3 +110,10 @@ Set it in project's dir-locals file.")
 ```
 pip install anakin-language-server
 ```
+
+## Development
+
+```
+pip install pre-commit
+pre-commit install
+```

anakinls/__main__.py

@@ -18,7 +18,7 @@
 import logging
 
 from .server import server
-from .version import __version__
+from .version import __copyright__, __version__
 
 logging.basicConfig(level=logging.INFO)
 logging.getLogger('pygls.protocol').setLevel(logging.WARN)
@@ -29,39 +29,27 @@ def main():
     parser.description = 'Yet another Jedi Python language server'
 
     parser.add_argument(
-        '--tcp', action='store_true',
-        help='Use TCP server instead of stdio'
+        '--tcp', action='store_true', help='Use TCP server instead of stdio'
     )
 
     parser.add_argument(
-        '--host', default='127.0.0.1',
-        help='Bind to this address'
+        '--host', default='127.0.0.1', help='Bind to this address'
     )
 
     parser.add_argument(
-        '--port', type=int, default=2087,
-        help='Bind to this port'
+        '--port', type=int, default=2087, help='Bind to this port'
     )
 
     parser.add_argument(
-        '--version', action='store_true',
-        help='Print version and exit'
+        '--version', action='store_true', help='Print version and exit'
     )
 
-    parser.add_argument(
-        '-v', action='store_true',
-        help='Verbose output'
-    )
+    parser.add_argument('-v', action='store_true', help='Verbose output')
 
     args = parser.parse_args()
 
     if args.version:
-        print(inspect.cleandoc(f'''anakinls v{__version__}
-          Copyright (C) 2020 Andrii Kolomoiets
-          This is free software; see the source for copying conditions.
-          There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
-          PARTICULAR PURPOSE.
-        '''))
+        print(inspect.cleandoc(f'anakinls v{__version__}{__copyright__}'))
         return
 
     if args.v: