pyproject.toml

[build-system]
requires = ["build>=1.2.1", "setuptools>=64", "setuptools-scm>=8"]
build-backend = "setuptools.build_meta"

[project]
name = "cmd2"
dynamic = ["version"]
description = "cmd2 - quickly build feature-rich and user-friendly interactive command line applications in Python"
authors = [{ name = "cmd2 Contributors" }]
readme = "README.md"
requires-python = ">=3.9"
keywords = ["CLI", "cmd", "command", "interactive", "prompt", "Python"]
license = { file = "LICENSE" }
classifiers = [
    "Development Status :: 5 - Production/Stable",
    "Environment :: Console",
    "Operating System :: OS Independent",
    "Intended Audience :: Developers",
    "Intended Audience :: System Administrators",
    "License :: OSI Approved :: MIT License",
    "Programming Language :: Python :: 3 :: Only",
    "Programming Language :: Python :: 3.9",
    "Programming Language :: Python :: 3.10",
    "Programming Language :: Python :: 3.11",
    "Programming Language :: Python :: 3.12",
    "Programming Language :: Python :: 3.13",
    "Programming Language :: Python :: 3.14",
    "Programming Language :: Python :: Free Threading :: 3 - Stable",
    "Topic :: Software Development :: Libraries :: Python Modules",
]
dependencies = [
    "gnureadline>=8; platform_system == 'Darwin'",
    "pyperclip>=1.8",
    "pyreadline3>=3.4; platform_system == 'Windows'",
    "rich-argparse>=1.7.1",
    "wcwidth>=0.2.10",
]

[dependency-groups]
build = ["build>=1.2.1", "setuptools>=64", "setuptools-scm>=8"]
dev = [
    "black>=24",
    "codecov>=2",
    "invoke>=2",
    "ipython>=8",
    "mkdocs-git-revision-date-localized-plugin>=1.3",
    "mkdocs-include-markdown-plugin>=6",
    "mkdocs-macros-plugin>=1",
    "mkdocs-material>=8",
    "mkdocstrings[python]>=0.26",
    "mypy>=1.12",
    "pre-commit>=2.20.0",
    "pytest>=7",
    "pytest-cov>=4",
    "pytest-mock>=3.14",
    "ruff>=0.9",
    "twine>=6",
]
docs = [
    "black>=24",
    "mkdocs-git-revision-date-localized-plugin>=1.3",
    "mkdocs-include-markdown-plugin>=6",
    "mkdocs-macros-plugin>=1",
    "mkdocs-material>=8",
    "mkdocstrings[python]>=0.26",
    "setuptools>=64",
    "setuptools_scm>=8",
]
plugins = ["cmd2-ext-test"]
quality = ["pre-commit>=2.20.0"]
test = [
    "codecov>=2",
    "coverage>=7",
    "pytest>=7",
    "pytest-cov>=4",
    "pytest-mock>=3.14",
]
validate = ["mypy>=1.12", "ruff>=0.9", "types-setuptools>=69"]

[tool.mypy]
disallow_incomplete_defs = true
disallow_untyped_calls = true
disallow_untyped_defs = true
exclude = [
    "^.git/",
    "^.venv/",
    "^build/",          # .build directory
    "^docs/",           # docs directory
    "^dist/",
    "^examples/",       # examples directory
    "^plugins/*",       # plugins directory
    "^noxfile\\.py$",   # nox config file
    "setup\\.py$",      # any files named setup.py
    "^site/",
    "^tasks\\.py$",     # tasks.py invoke config file
    "^tests/",          # tests directory
    "^tests_isolated/", # tests_isolated directory
]
files = ['.']
show_column_numbers = true
show_error_codes = true
show_error_context = true
strict = true
warn_redundant_casts = true
warn_return_any = true
warn_unreachable = true
warn_unused_ignores = false

[tool.pytest.ini_options]
testpaths = ["tests"]
addopts = [
    "--cov=cmd2",
    "--cov-append",
    "--cov-report=term",
    "--cov-report=html",
]

[tool.ruff]
# Exclude a variety of commonly ignored directories.
exclude = [
    ".bzr",
    ".direnv",
    ".eggs",
    ".git",
    ".git-rewrite",
    ".hg",
    ".ipynb_checkpoints",
    ".mypy_cache",
    ".nox",
    ".pants.d",
    ".pyenv",
    ".pytest_cache",
    ".pytype",
    ".ruff_cache",
    ".svn",
    ".tox",
    ".venv",
    ".vscode",
    "__pypackages__",
    "_build",
    "buck-out",
    "build",
    "dist",
    "node_modules",
    "site-packages",
    "venv",
]

# Same as Black.
line-length = 127
indent-width = 4
target-version = "py39" # Minimum supported version of Python
output-format = "full"

[tool.ruff.lint]
# Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`)  codes by default.
# Unlike Flake8, Ruff doesn't enable pycodestyle warnings (`W`) or
# McCabe complexity (`C901`) by default.
select = [
    # https://docs.astral.sh/ruff/rules
    "A", # flake8-builtins (variables or arguments shadowing built-ins)
    # "AIR", # Airflow specific warnings
    "ANN",   # flake8-annotations (missing type annotations for arguments or return types)
    "ARG",   # flake8-unused-arguments (functions or methods with arguments that are never used)
    "ASYNC", # flake8-async (async await bugs)
    "B",     # flake8-bugbear (various likely bugs and design issues)
    "BLE",   # flake8-blind-except (force more specific exception types than just Exception)
    "C4",    # flake8-comprehensions (warn about things that could be written as a comprehensions but aren't)
    "C90",   # McCabe cyclomatic complexity (warn about functions that are too complex)
    "COM",   # flake8-commas (forces commas at the end of every type of iterable/container
    # "CPY", # flake8-copyright (warn about missing copyright notice at top of file - currently in preview)
    "D", # pydocstyle (warn about things like missing docstrings)
    # "DOC", # pydoclint (docstring warnings - currently in preview)
    # "DJ",  # flake8-django (Django-specific warnings)
    "DTZ", # flake8-datetimez (warn about datetime calls where no timezone is specified)
    "E",   # pycodestyle errors (warn about major stylistic issues like mixing spaces and tabs)
    # "EM", # flake8-errmsg (warn about exceptions that use string literals that aren't assigned to a variable first)
    "ERA", # eradicate (warn about commented-out code)
    "EXE", # flake8-executable (warn about files with a shebang present that aren't executable or vice versa)
    "F",   # Pyflakes (a bunch of common warnings for things like unused imports, imports shadowed by variables, etc)
    # "FA",  # flake8-future-annotations (warn if certain from __future__ imports are used but missing)
    # "FAST", # FastAPI specific warnings
    # "FBT",  # flake8-boolean-trap (force all boolean arguments passed to functions to be keyword arguments and not positional)
    "FIX",  # flake8-fixme (warn about lines containing FIXME, TODO, XXX, or HACK)
    "FLY",  # flynt (automatically convert from old school string .format to f-strings)
    "FURB", # refurb (A tool for refurbishing and modernizing Python codebases)
    "G",    # flake8-logging-format (warn about logging statements using outdated string formatting methods)
    "I",    # isort (sort all import statements in the order established by isort)
    "ICN",  # flake8-import-conventions (force idiomatic import conventions for certain modules typically imported as something else)
    "INP",  # flake8-no-pep420 (warn about files in the implicit namespace - i.e. force creation of __init__.py files to make packages)
    "INT",  # flake8-gettext (warnings that only apply when you are internationalizing your strings)
    "ISC",  # flake8-implicit-str-concat (warnings related to implicit vs explicit string concatenation)
    "LOG",  # flake8-logging (warn about potential logger issues, but very pedantic)
    "N",    # pep8-naming (force idiomatic naming for classes, functions/methods, and variables/arguments)
    # "NPY",  # NumPy specific rules
    # "PD",   # pandas-vet (Pandas specific rules)
    "PERF", # Perflint (warn about performance issues)
    "PGH",  # pygrep-hooks (force specific rule codes when ignoring type or linter issues on a line)
    "PIE",  # flake8-pie (eliminate unnecessary use of pass, range starting at 0, etc.)
    "PLC",  # Pylint Conventions
    "PLE",  # Pylint Errors
    # "PLR", # Pylint Refactoring suggestions
    "PLW", # Pylint Warnings
    "PT",  # flake8-pytest-style (warnings about unit test best practices)
    # "PTH", # flake8-use-pathlib (force use of pathlib instead of os.path)
    "PYI", # flake8-pyi (warnings related to type hint best practices)
    "Q",   # flake8-quotes (force double quotes)
    "RET", # flake8-return (various warnings related to implicit vs explicit return statements)
    "RSE", # flake8-raise (warn about unnecessary parentheses on raised exceptions)
    "RUF", # Ruff-specific rules (miscellaneous grab bag of lint checks specific to Ruff)
    "S",   # flake8-bandit (security oriented checks, but extremely pedantic - do not attempt to apply to unit test files)
    "SIM", # flake8-simplify (rules to attempt to simplify code)
    # "SLF",  # flake8-self (warn when protected members are accessed outside of a class or file)
    "SLOT", # flake8-slots (warn about subclasses that should define __slots__)
    "T10",  # flake8-debugger (check for pdb traces left in Python code)
    # "T20",  # flake8-print (warn about use of `print` or `pprint` - force use of loggers)
    "TC",  # flake8-type-checking (type checking warnings)
    "TD",  # flake8-todos (force all TODOs to include an author and issue link)
    "TID", # flake8-tidy-imports (extra import rules to check)
    "TRY", # tryceratops (warnings related to exceptions and try/except)
    "UP",  # pyupgrade (A tool (and pre-commit hook) to automatically upgrade syntax for newer versions of the language)
    "W",   # pycodestyle warnings (warn about minor stylistic issues)
    "YTT", # flake8-2020 (checks for misuse of sys.version or sys.version_info)
]
ignore = [
    # `uv run ruff rule E501` for a description of that rule
    "ANN401",  # Dynamically typed expressions (typing.Any) are disallowed (would be good to enable this later)
    "B905",    # zip() without an explicit strict= parameter (strict added in Python 3.10+)
    "COM812",  # Conflicts with ruff format (see https://docs.astral.sh/ruff/formatter/#conflicting-lint-rules)
    "COM819",  # Conflicts with ruff format
    "D203",    # 1 blank line required before class docstring (conflicts with D211)
    "D206",    # Conflicts with ruff format
    "D213",    # Multi-line docstring summary should start at 2nd line (conflicts with D212 which starts at 1st line)
    "D300",    # Conflicts with ruff format
    "E111",    # Conflicts with ruff format
    "E114",    # Conflicts with ruff format
    "E117",    # Conflicts with ruff format
    "ISC002",  # Conflicts with ruff format
    "PLC0415", # `import` should be at the top-level of a file"
    "Q000",    # Conflicts with ruff format
    "Q001",    # Conflicts with ruff format
    "Q002",    # Conflicts with ruff format
    "Q003",    # Conflicts with ruff format
    "TC006",   # Add quotes to type expression in typing.cast() (not needed except for forward references)
    "TRY003",  # Avoid specifying long messages outside the exception class (force custom exceptions for everything)
    "UP007",   # Use X | Y for type annotations (requires Python 3.10+)
    "UP017",   # Use datetime.UTC alias (requires Python 3.11+)
    "UP038",   # Use X | Y in {} call instead of (X, Y) - deprecated due to poor performance (requires Python 3.10+)
    "W191",    # Conflicts with ruff format
]

# Allow fix for all enabled rules (when `--fix`) is provided.
fixable = ["ALL"]
unfixable = []

# Allow unused variables when underscore-prefixed.
dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"

mccabe.max-complexity = 49

[tool.ruff.lint.per-file-ignores]
# Do not call setattr with constant attribute value
"cmd2/argparse_custom.py" = ["B010"]

# Ignore various varnings in examples/ directory
"examples/*.py" = [
    "ANN",     # Ignore all type annotation rules in examples folder
    "D",       # Ignore all pydocstyle rules in examples folder
    "INP001",  # Module is part of an implicit namespace
    "PLW2901", # loop variable overwritten inside loop
    "S",       # Ignore all Security rules in examples folder
]
"examples/scripts/*.py" = ["F821"] # Undefined name `app`
"plugins/*.py" = ["INP001"] # Module is part of an implicit namespace

# Ingore various rulesets in test and plugins directories
"{plugins,tests,tests_isolated}/*.py" = [
    "ANN",  # Ignore all type annotation rules in test folders
    "ARG",  # Ignore all unused argument warnings in test folders
    "D",    # Ignore all pydocstyle rules in test folders
    "E501", # Line too long
    "S",    # Ignore all Security rules in test folders
    "SLF",  # Ignore all warnings about private or protected member access in test folders
]
# Undefined name `app` and module is part of an implicit namespace
"tests/pyscript/*.py" = ["F821", "INP001"]

[tool.ruff.format]
# Like Black, use double quotes for strings.
quote-style = "preserve"

# Like Black, indent with spaces, rather than tabs.
indent-style = "space"

# Like Black, respect magic trailing commas.
skip-magic-trailing-comma = false

# Like Black, automatically detect the appropriate line ending.
line-ending = "auto"

# Enable auto-formatting of code examples in docstrings. Markdown,
# reStructuredText code/literal blocks and doctests are all supported.
#
# This is currently disabled by default, but it is planned for this
# to be opt-out in the future.
docstring-code-format = false

# Set the line length limit used when formatting code snippets in
# docstrings.
#
# This only has an effect when the `docstring-code-format` setting is
# enabled.
docstring-code-line-length = "dynamic"

[tool.setuptools]
packages = ["cmd2"]

[tool.setuptools_scm]

[tool.uv]
default-groups = ["build", "dev", "plugins"]

[tool.uv.sources]
cmd2-ext-test = { path = "plugins/ext_test", editable = true }