Add pytest to dev dependencies;

upgrade dev dependencies;
remove unnecessary main test script entrypoint;
remove unnecessary line from `.gitignore`;
put repo description variable into top-level `__init__.py`;
introduce syntax-error as a reminder to fix copyright;
add CSS fix for broken inline-code segments;
update `index.md` layout;
reorder linting script calls and add a bit more output;
support Python 3.8+ by default;
fix wrong dependency file reference in `pyproject.toml`;
add `pytest` config to `pyproject.toml`;
call `pytest` in `coverage` config;
add a few sensible rule-ignores to `ruff` config

.github/workflows/ci.yaml

@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+    tags: ['v*.*.*']
+
+jobs:
+  test:
+    name: Test
+    uses: daniil-berg/reusable-workflows/.github/workflows/python-test.yaml@v0.2.2
+    with:
+      versions: '["3.9", "3.10", "3.11", "3.12"]'
+      unittest-command: 'scripts/test.sh'
+      coverage-command: 'scripts/cov.sh'
+      unittest-requirements: "-e '.[dev]'"
+      typecheck-command: 'scripts/typecheck.sh'
+      typecheck-requirements: '-Ur requirements/dev.txt'
+      typecheck-all-versions: true
+      lint-command: 'scripts/lint.sh'
+      lint-requirements: '-Ur requirements/dev.txt'
+
+  release:
+    name: Release
+    if: ${{ github.ref_type == 'tag' }}
+    needs: test
+    uses: daniil-berg/reusable-workflows/.github/workflows/python-release.yaml@v0.2.2
+    with:
+      git-ref: ${{ github.ref_name }}
+    secrets:
+      release-token: ${{ secrets.TOKEN_GITHUB_CREATE_RELEASE }}
+      publish-token: ${{ secrets.TOKEN_PYPI_PROJECT }}
+    permissions:
+      contents: write

.gitignore

@@ -18,8 +18,5 @@
 __pycache__/
 *.py[cod]
 
-# Testing:
-/.coverage
-
-# mypy:
-.mypy_cache/
+# Miscellaneous cache:
+.cache/

docs/css/extra.css

@@ -0,0 +1,3 @@
+.md-typeset code {
+    word-break: keep-all;  /* Prevent inline-code from being broken up. */
+}

docs/index.md

@@ -1,15 +1,29 @@
 # ${REPO_NAME}
 
-${REPO_DESCRIPTION}
+**${REPO_DESCRIPTION}**
 
-## Usage
+---
 
-...
+[📑 Documentation][1]   |   [🧑‍💻 Source Code][2]   |   [🐛 Bug Tracker][3]
+
+---
 
 ## Installation
 
 `pip install ${REPO_NAME}`
 
+## Usage
+
+...
+
 ## Dependencies
 
-Python Version ..., OS ...
+Python `>=3.8`, OS agnostic
+
+---
+
+© 2023 ...
+
+[1]: https://${REPO_OWNER_LOWER}.github.io/${REPO_NAME_LOWER}
+[2]: https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}
+[3]: https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}/issues

mkdocs.yaml

@@ -1,4 +1,4 @@
-copyright: "© 2023 ${REPO_OWNER_TITLE}"
+... copyright: "© 2023 ..."
 site_name: "${REPO_NAME}"
 site_description: "${REPO_DESCRIPTION}"
 site_url: "http://${REPO_OWNER_LOWER}.github.io/${REPO_NAME_LOWER}"
@@ -26,13 +26,23 @@ extra_css:
 
 plugins:
   - search
-  - mkdocstrings
+  - mkdocstrings:
+      handlers:
+        python:
+          options:
+            line_length: 80
+            show_source: false
+            show_root_toc_entry: false
+            separate_signature: true
+            show_signature_annotations: true
 
 markdown_extensions:
   - admonition
   - codehilite
   - extra
   - pymdownx.superfences
+  - toc:
+      permalink: true
 
 nav:
   - Home: index.md

pyproject.toml

@@ -2,21 +2,24 @@
 # Python packaging: #
 
 [build-system]
-requires = ["setuptools", "setuptools-scm"]
+requires = [
+    "setuptools",
+    "setuptools-scm",
+]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "${REPO_NAME}"
 description = "${REPO_DESCRIPTION}"
 authors = [
-    { name = "${REPO_OWNER_TITLE}", email = "mail@PLACEHOLDER.to" },
+    { name = ..., email = ... },
 ]
 maintainers = [
-    { name = "${REPO_OWNER_TITLE}", email = "mail@PLACEHOLDER.to" },
+    { name = ..., email = ... },
 ]
-requires-python = ">=3.9, <4.0"
+requires-python = ">=3.8, <4.0"
 keywords = [
-
+    ...
 ]
 license = { text = "Apache Software License Version 2.0" }
 classifiers = [
@@ -30,6 +33,7 @@ classifiers = [
 #    "Intended Audience :: Developers",
 #    "Framework :: AsyncIO",
 #    "Topic :: Internet",
+    ...
 ]
 dynamic = [
     "dependencies",
@@ -38,33 +42,34 @@ dynamic = [
 ]
 
 [project.optional-dependencies]
-full = [
-
-]
+full = []
 dev = [
-    "black",
-    "build",
-    "coverage[toml]",
-    "flake8",
-    "mkdocs-material",
-    "mkdocstrings[python]",
-    "mypy",
+    "black==23.10.1",
+    "build==1.0.3",
+    "coverage[toml]==7.3.2",
+    "isort==5.12.0",
+    "mkdocs-material==9.4.6",
+    "mkdocstrings[python]==0.23.0",
+    "mypy==1.5.1",
+    "pytest==7.4.3",
+    "ruff==0.1.3",
 ]
 
 [project.urls]
-repository = "https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}"
-bug_tracker = "https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}/issues"
-documentation = "http://${REPO_OWNER_LOWER}.github.io/${REPO_NAME_LOWER}"
+"Repository" = "https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}"
+"Issue Tracker" = "https://github.com/${REPO_OWNER_LOWER}/${REPO_NAME_LOWER}/issues"
+"Documentation" = "http://${REPO_OWNER_LOWER}.github.io/${REPO_NAME_LOWER}"
 
 [tool.setuptools.dynamic]
-dependencies = { file = "requirements/common.txt" }
-readme = { file = ["README.md"] }
-version = {attr = "PACKAGE_NAME_PLACEHOLDER.__version__"}
+dependencies = { file = "requirements/base.txt" }
+readme = { file = ["README.md"], content-type = "text/markdown" }
+version = { attr = ..."${REPO_NAME}.__version__" }
 
-#########
-# Mypy: #
+#########################
+# Static type checking: #
 
 [tool.mypy]
+cache_dir = ".cache/mypy"
 files = [
     "src/",
     "tests/",
@@ -72,19 +77,28 @@ files = [
 warn_unused_configs = true
 strict = true
 show_error_codes = true
-plugins = [
+plugins = []
 
+############
+# Testing: #
+
+[tool.pytest.ini_options]
+cache_dir = ".cache/pytest"
+addopts = "-ra -v"
+testpaths = [
+    "tests",
 ]
 
-#############
-# Coverage: #
+#######################
+# Unit test coverage: #
 
 [tool.coverage.run]
+data_file = ".cache/coverage"
 source = [
     "src/",
 ]
 branch = true
-command_line = "-m tests"
+command_line = "-m pytest -qq"
 omit = [
     ".venv*/*",
 ]
@@ -100,3 +114,76 @@ exclude_lines = [
 omit = [
     "tests/*",
 ]
+
+###############################
+# Linting and style checking: #
+
+[tool.ruff]
+cache-dir = ".cache/ruff"
+select = [
+    "F",    # pyflakes
+    "E",    # pycodestyle errors
+    "W",    # pycodestyle warnings
+    "N",    # pep8-naming
+    "D",    # pydocstyle
+    "ANN",  # flake8-annotations
+    "S",    # flake8-bandit
+    "FBT",  # flake8-boolean-trap
+    "B",    # flake8-bugbear
+    "A",    # flake8-builtins
+    "C",    # flake8-comprehensions
+    "PIE",  # flake8-pie
+    "T20",  # flake8-print
+    "RET",  # flake8-return
+    "SIM",  # flake8-simplify
+    "TD",   # flake8-todos
+    "TCH",  # flake8-type-checking
+    "ARG",  # flake8-unused-arguments
+    "PTH",  # flake8-use-pathlib
+    "ERA",  # eradicate
+    "PL",   # pylint
+    "TRY",  # tryceratops
+    "RUF",  # ruff-specific
+]
+ignore = [
+    "E501",   # Line too long -> handled by black
+    "D203",   # 1 blank line required before class docstring -> D211 is better
+    "D212",   # Multi-line docstring summary should start at the first line -> ugly, D213 is better
+    "D401",   # First line of docstring should be in imperative mood -> no, it shouldn't
+    "D407",   # Missing dashed underline after section -> different docstring style
+    "ANN101", # Missing type annotation for self in method -> unnecessary
+    "ANN102", # Missing type annotation for cls in classmethod -> unnecessary
+    "ANN401", # Dynamically typed expressions (typing.Any) are disallowed -> we'll use it sparingly
+    "N818",   # Exception name should be named with an Error suffix -> absolutely not
+]
+
+[tool.ruff.per-file-ignores]
+"src/**/__init__.py" = [
+    "A001",  # Variable {name} is shadowing a Python builtin
+    "D104",  # Missing docstring in public package
+    "F401",  # {...} imported but unused
+]
+"tests/*.py" = [
+    "D100",  # Missing docstring in public module
+    "D101",  # Missing docstring in public class
+    "D102",  # Missing docstring in public method
+    "D103",  # Missing docstring in public function
+    "D104",  # Missing docstring in public package
+    "S101",  # Use of `assert` detected
+    "FBT",   # flake8-boolean-trap
+    "TRY",   # tryceratops
+]
+
+####################
+# Code formatting: #
+
+[tool.black]
+line_length = 80
+
+###################
+# Import sorting: #
+
+[tool.isort]
+profile = "black"
+extra_standard_library = ["typing_extensions"]
+line_length = 80

requirements/dev.txt

@@ -1,8 +1,10 @@
--r common.txt
-black
-build
-coverage[toml]
-flake8
-mkdocs-material
-mkdocstrings[python]
-mypy
+-r full.txt
+black==23.10.1
+build==1.0.3
+coverage[toml]==7.3.2
+isort==5.12.0
+mkdocs-material==9.4.6
+mkdocstrings[python]==0.23.0
+mypy==1.5.1
+pytest==7.4.3
+ruff==0.1.3

requirements/full.txt

@@ -0,0 +1 @@
+-r base.txt

scripts/ci.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+# Runs full CI pipeline (test, typecheck, lint).
+
+typeset scripts_dir="$(dirname $(realpath $0))"
+
+source "${scripts_dir}/util.sh"
+
+"${scripts_dir}/test.sh"
+"${scripts_dir}/typecheck.sh"
+"${scripts_dir}/lint.sh"
+
+echo -e "${background_black}${bold_green}✅ 🎉 All checks passed!${color_reset}"

scripts/cov.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+# Runs unit tests.
+# If successful, prints only the coverage percentage.
+# If an error occurs, prints the entire unit tests progress output.
+
+source "$(dirname $(realpath $0))/util.sh"
+
+coverage erase
+run_and_capture coverage run
+coverage report | awk '$1 == "TOTAL" {print $NF; exit}'

scripts/lint.sh

@@ -1,16 +1,17 @@
 #!/usr/bin/env bash
-# Runs type checker and linters.
+# Runs various linters.
 
-# Ensure that we return to the current working directory
-# and exit the script immediately in case of an error:
-trap "cd $(realpath ${PWD}); exit 1" ERR
-# Change into project root directory:
-cd "$(dirname $(dirname $(realpath $0)))"
-
-echo 'Performing type checks...'
-mypy
-echo
+source "$(dirname $(realpath $0))/util.sh"
 
 echo 'Linting source and test files...'
-flake8 src/ tests/
-echo -e 'No issues found.'
+
+echo '  ruff  - Doing extensive linting'
+ruff src/ tests/
+
+echo '  black - Ensuring consistent code style'
+run_and_capture black src/ tests/ --check
+
+echo '  isort - Ensuring consistent import structure'
+isort src/ tests/ --check-only
+
+echo -e "${bold_green}No issues found${color_reset}\n"

scripts/test.sh

@@ -1,17 +1,12 @@
 #!/usr/bin/env bash
-# Runs unit tests and prints only coverage percentage, if successful.
-# If an error occurs, prints the entire unit tests progress output.
+# Runs unit tests and reports coverage percentage.
 
-# Ensure that we return to the current working directory in case of an error:
-trap "cd $(realpath ${PWD})" ERR
-# Change into project root directory:
-cd "$(dirname $(dirname $(realpath $0)))"
+source "$(dirname $(realpath $0))/util.sh"
 
-coverage erase
-# Capture the test progression in a variable:
-typeset progress
-progress=$(coverage run 2>&1)
-# If tests failed or produced errors, write progress/messages to stderr and exit:
-[[ $? -eq 0 ]] || { >&2 echo "${progress}"; exit 1; }
-# Otherwise extract the total coverage percentage from the produced report and write it to stdout:
-coverage report | awk '$1 == "TOTAL" {print $NF; exit}'
+echo 'Running unit tests...'
+coverage run
+typeset percentage
+typeset color
+percentage="$(coverage report | awk '$1 == "TOTAL" {print $NF; exit}')"
+[[ $percentage == "100%" ]] && color="${bold_green}" || color="${yellow}"
+echo -e "${color}${percentage} coverage${color_reset}\n"

scripts/typecheck.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Runs type checker.
+
+source "$(dirname $(realpath $0))/util.sh"
+
+echo 'Performing type checks...'
+mypy
+echo

scripts/util.sh

@@ -0,0 +1,20 @@
+run_and_capture() {
+  # Captures stderr of any command passed to it
+  # and releases it only if the command exits with a non-zero code.
+  typeset output
+  output=$($@ 2>&1)
+  typeset exit_status=$?
+  [[ $exit_status == 0 ]] || >&2 echo "${output}"
+  return $exit_status
+}
+
+# Ensure that we return to the current working directory
+# and exit the script immediately in case of an error:
+trap "cd $(realpath ${PWD}); exit 1" ERR
+# Change into project root directory:
+cd "$(dirname $(dirname $(realpath $0)))"
+
+typeset background_black='\033[40m'
+typeset bold_green='\033[1;92m'
+typeset yellow='\033[0;33m'
+typeset color_reset='\033[0m'

src/package_name/__init__.py

@@ -1,4 +1,4 @@
-__copyright__ = "© 2023 ${REPO_OWNER_TITLE}"
+... __copyright__ = "© 2023 ..."
 __license__ = """Apache-2.0
 
 Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,5 +16,5 @@ limitations under the License."""
 __version__ = "0.0.1"
 
 __doc__ = """
-PLACEHOLDER
+${REPO_DESCRIPTION}
 """

tests/__main__.py

@@ -1,13 +0,0 @@
-import sys
-import unittest
-
-
-if __name__ == "__main__":
-    try:
-        pattern = sys.argv[1]
-    except IndexError:
-        pattern = "test*.py"
-    test_suite = unittest.defaultTestLoader.discover(".", pattern=pattern)
-    test_runner = unittest.TextTestRunner(resultclass=unittest.TextTestResult)
-    result = test_runner.run(test_suite)
-    sys.exit(not result.wasSuccessful())