Replace flake8, flake8-naming, and pep8 with ruff

.github/workflows/python-test.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12.0-alpha - 3.12"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12.0-alpha - 3.12"]
 
     steps:
     - uses: actions/checkout@v3
@@ -20,6 +20,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install mock pep8 flake8 pep8-naming
+        pip install mock ruff
     - name: Test
       run: python setup.py test

README.md

@@ -139,7 +139,5 @@ ln -s ../../pre-commit.sh .git/hooks/pre-commit
 Then install dev requirements:
 
 ```bash
-pip install pep8
-pip install flake8
-pip install pep8-naming
+pip install ruff
 ```

code-check.sh

@@ -1,2 +1,2 @@
 #!/bin/bash
-flake8 cron_descriptor tests examples --max-line-length=120 --builtins=_
+ruff .

pyproject.toml

@@ -0,0 +1,74 @@
+[tool.ruff]
+select = [
+  "A",      # flake8-builtins
+  "ASYNC",  # flake8-async
+  "B",      # flake8-bugbear
+  "BLE",    # flake8-blind-except
+  "C4",     # flake8-comprehensions
+  "C90",    # McCabe cyclomatic complexity
+  "DTZ",    # flake8-datetimez
+  "E",      # pycodestyle
+  "EXE",    # flake8-executable
+  "F",      # Pyflakes
+  "FA",     # flake8-future-annotations
+  "FBT",    # flake8-boolean-trap
+  "FLY",    # flynt
+  "ICN",    # flake8-import-conventions
+  "INT",    # flake8-gettext
+  "ISC",    # flake8-implicit-str-concat
+  "N",      # pep8-naming
+  "PGH",    # pygrep-hooks
+  "PIE",    # flake8-pie
+  "PL",     # Pylint
+  "PT",     # flake8-pytest-style
+  "PYI",    # flake8-pyi
+  "RET",    # flake8-return
+  "RSE",    # flake8-raise
+  "RUF",    # Ruff-specific rules
+  "S",      # flake8-bandit
+  "SIM",    # flake8-simplify
+  "SLF",    # flake8-self
+  "T10",    # flake8-debugger
+  "TCH",    # flake8-type-checking
+  "TD",     # flake8-todos
+  "TID",    # flake8-tidy-imports
+  "W",      # pycodestyle
+  "YTT",    # flake8-2020
+  # "ANN",  # flake8-annotations
+  # "ARG",  # flake8-unused-arguments
+  # "COM",  # flake8-commas
+  # "D",    # pydocstyle
+  # "DJ",   # flake8-django
+  # "EM",   # flake8-errmsg
+  # "ERA",  # eradicate
+  # "G",    # flake8-logging-format
+  # "I",    # isort
+  # "INP",  # flake8-no-pep420
+  # "NPY",  # NumPy-specific rules
+  # "PD",   # pandas-vet
+  # "PTH",  # flake8-use-pathlib
+  # "Q",    # flake8-quotes
+  # "T20",  # flake8-print
+  # "TRY",  # tryceratops
+  # "UP",   # pyupgrade
+]
+ignore = ["N999", "PT009"]
+line-length = 159
+target-version = "py37"
+
+[tool.ruff.mccabe]
+max-complexity = 20
+
+[tool.ruff.pylint]
+allow-magic-value-types = ["int", "str"]
+max-args = 8
+max-branches = 16
+
+[tool.ruff.per-file-ignores]
+"cron_descriptor/Exception.py" = ["N818", "PIE790"]
+"cron_descriptor/ExpressionDescriptor.py" = ["B904", "BLE001", "DTZ011", "PLC1901", "RET505"]
+"cron_descriptor/ExpressionParser.py" = ["RET506"]
+"setup.py" = ["SIM115"]
+"tests/*" = ["PLR0402", "S101"]
+"tests/TestLocale.py" = ["PIE804"]
+"tools/resx2po.py" = ["N817", "S314"]

setup.py

@@ -21,15 +21,12 @@
 # SOFTWARE.
 
 import setuptools
-import sys
 
 
 if __name__ == "__main__":
-    if sys.version_info >= (3, 0):
-        long_description = open('README.md', encoding='utf-8').read()
-    else:
-        long_description = open('README.md').read()
-
+    with open('README.md', encoding='utf-8') as in_file:
+        long_description = in_file.read()
+
     setuptools.setup(
         name="cron_descriptor",
         version="1.4.0",
@@ -53,17 +50,11 @@
             "License :: OSI Approved :: MIT License",
             "Operating System :: OS Independent",
             "Programming Language :: Python",
-            "Programming Language :: Python :: 2.7",
-            "Programming Language :: Python :: 3",
-            "Programming Language :: Python :: 3.2",
-            "Programming Language :: Python :: 3.3",
-            "Programming Language :: Python :: 3.4",
-            "Programming Language :: Python :: 3.5",
-            "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
             "Programming Language :: Python :: 3.8",
             "Programming Language :: Python :: 3.9",
             "Programming Language :: Python :: 3.10",
+            "Programming Language :: Python :: 3.11",
             "Topic :: Software Development",
         ],
         extras_require={
@@ -72,9 +63,7 @@
             ]
         },
         tests_require=[
-            'pep8',
-            'flake8',
-            'pep8-naming'
+            'ruff',
         ],
         test_suite="tests"
     )

tests/TestLocale.py

@@ -23,7 +23,9 @@
 import tests.TestCase as TestCase
 from cron_descriptor import Options, ExpressionDescriptor
 from unittest.mock import patch
-import tempfile, shutil, os
+import tempfile
+import shutil
+import os
 import logging
 
 
@@ -49,6 +51,6 @@ def test_locale_de_custom_location(self):
             options.locale_location = temp_dir
             options.locale_code = 'de_DE'
             options.use_24hour_time_format = True
-            
+
             self.assertEqual("Jede Minute", ExpressionDescriptor("* * * * *", options).get_description())
-            mock_logger.assert_called_once_with("{temp_path} Loaded".format(**{"temp_path":temp_path}))
+            mock_logger.assert_called_once_with("{temp_path} Loaded".format(**{"temp_path":temp_path}))

tools/resx2po.py

@@ -115,4 +115,4 @@ def generate(self):
         Path('Resources.{}.resx'.format(from_code)),
         to_code,
         output_file
-    )
+    )