Modernize: switch to ruff, remove Python 2 compat

Author: iskandr

.github/workflows/tests.yml

@@ -27,15 +27,9 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install flake8 pytest pytest-cov coveralls pylint
+          python -m pip install ruff pytest pytest-cov coveralls
           pip install -r requirements.txt
           pip install .
-      - name: Lint with flake8
-        run: |
-          # stop the build if there are Python syntax errors or undefined names
-          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
       - name: Run default linting script
         run: |
           ./lint.sh

.hypothesis/unicode_data/13.0.0/charmap.json.gz

@@ -1,37 +0,0 @@
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from .attribute_parsing import expand_attribute_strings
-from .create_missing_features import create_missing_features
-from .parsing_error import ParsingError
-from .read_gtf import (
-    read_gtf, 
-    parse_gtf,
-    parse_gtf_pandas, 
-    parse_gtf_and_expand_attributes, 
-    REQUIRED_COLUMNS,
-)
-
-__version__ = "2.6.0"
-
-__all__ = [
-    "__version__",
-    "expand_attribute_strings",
-    "create_missing_features",
-
-    "parse_gtf_and_expand_attributes",
-    "REQUIRED_COLUMNS",
-    "ParsingError",
-    "read_gtf",
-    "parse_gtf",
-    "parse_gtf_pandas",
-]

gtfparse/__init__.py

@@ -1,8 +1,6 @@
 #!/bin/bash
 set -o errexit
 
-find . -name '*.py' \
-  | xargs pylint \
-  --errors-only 
+ruff check gtfparse/ tests/
 
-echo 'Passes pylint check'
+echo 'Passes ruff check'

lint.sh

@@ -25,3 +25,11 @@ packages = ["gtfparse"]
 [project.urls]
 "Homepage" = "https://github.com/openvax/gtfparse"
 "Bug Tracker" = "https://github.com/openvax/gtfparse"
+
+[tool.ruff.lint]
+select = ["E", "F"]
+ignore = ["F821", "E501", "F841", "E731", "E741", "E722", "E721"]
+
+[tool.ruff.lint.per-file-ignores]
+"__init__.py" = ["F401"]
+"test*/*" = ["F401"]