Example configuration files for Python packages

pyproject.toml

[build-system]
requires = [
    "setuptools",
    "wheel",
]
build-backend = "setuptools.build_meta"

[tool.black]
line-length = 120
skip-string-normalization = true

[tool.mypy]
check_untyped_defs = true
warn_redundant_casts = true
warn_unused_ignores = true
disallow_any_generics = true
disallow_incomplete_defs = true
disallow_untyped_defs = true
no_implicit_optional = true
no_implicit_reexport = true

[[tool.mypy.overrides]]
module = [
    "testing.*",
    "tests.*",
]
disallow_untyped_defs = false

[tool.pytest.ini_options]
addopts = [
    "-vvv",
]
minversion = "6.0"
testpaths = [
    "tests",
]
filterwarnings = [
    "ignore::DeprecationWarning",
]

[tool.coverage.run]
source = ["package_name"]
plugins = ["covdefaults"]

[tool.tox]
legacy_tox_ini = """
[tox]
envlist = py36, py37, py38, py39

[testenv]
deps = pytest pytest-cov
commands = pytest tests
"""

setup.cfg

[metadata]
name = <package_name>
version = attr: <package_name>.__version__
description = <description>
long_description = file: README.md
long_description_content_type = text/markdown
url = https://github.com/<user>/<package>
author = <author>
author_email = <email>
classifiers =
    Operating System :: POSIX :: Linux
    Programming Language :: Python :: 3
    Programming Language :: Python :: 3 :: Only
    Programming Language :: Python :: 3.6
    Programming Language :: Python :: 3.7
    Programming Language :: Python :: 3.8
    Programming Language :: Python :: 3.9
    Programming Language :: Python :: Implementation :: CPython
    Typing :: Typed
keywords = <keywords>

[options]
packages = find:
install_requires =
    rich>=10.10.0
    toml
python_requires = >=3.6.1
include_package_data = True

[options.packages.find]
exclude =
    tests*

[options.entry_points]
console_scripts =
    <package_name> = <package_name>.main:cli

[options.extras_require]
dev =
    flake8
    mypy
    types-toml