Commit 718499c0 authored by Jakob Albert's avatar Jakob Albert
Browse files

Simple template

parents
__pycache__
/dist/
"""Nox sessions."""
import os
import tempfile
from typing import Any
import nox
from nox.sessions import Session
locations = "src", "tests", "noxfile.py"
def install_with_constraints(session: Session, *args: str, **kwargs: Any) -> None:
"""Install packages constrained by Poetry's lock file."""
requirements = tempfile.NamedTemporaryFile(delete=False)
session.run(
"poetry",
"export",
"--dev",
"--format=requirements.txt",
"--without-hashes",
f"--output={requirements.name}",
external=True,
)
session.install(f"--constraint={requirements.name}", *args, **kwargs)
requirements.close()
os.unlink(requirements.name)
@nox.session()
def black(session: Session) -> None:
"""Run black code formatter."""
args = session.posargs or locations
install_with_constraints(session, "black")
session.run("black", *args)
@nox.session()
def tests(session: Session) -> None:
"""Run the test suite."""
args = session.posargs or []
session.run("poetry", "install", "--no-dev", external=True)
install_with_constraints(session, "pytest")
session.run("pytest", *args)
[[package]]
name = "atomicwrites"
version = "1.4.0"
description = "Atomic file writes."
category = "dev"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
[[package]]
name = "attrs"
version = "21.2.0"
description = "Classes Without Boilerplate"
category = "dev"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
[package.extras]
dev = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "furo", "sphinx", "sphinx-notfound-page", "pre-commit"]
docs = ["furo", "sphinx", "zope.interface", "sphinx-notfound-page"]
tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface"]
tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins"]
[[package]]
name = "black"
version = "21.9b0"
description = "The uncompromising code formatter."
category = "dev"
optional = false
python-versions = ">=3.6.2"
[package.dependencies]
click = ">=7.1.2"
mypy-extensions = ">=0.4.3"
pathspec = ">=0.9.0,<1"
platformdirs = ">=2"
regex = ">=2020.1.8"
tomli = ">=0.2.6,<2.0.0"
typing-extensions = [
{version = ">=3.10.0.0", markers = "python_version < \"3.10\""},
{version = "!=3.10.0.1", markers = "python_version >= \"3.10\""},
]
[package.extras]
colorama = ["colorama (>=0.4.3)"]
d = ["aiohttp (>=3.6.0)", "aiohttp-cors (>=0.4.0)"]
jupyter = ["ipython (>=7.8.0)", "tokenize-rt (>=3.2.0)"]
python2 = ["typed-ast (>=1.4.2)"]
uvloop = ["uvloop (>=0.15.2)"]
[[package]]
name = "click"
version = "8.0.1"
description = "Composable command line interface toolkit"
category = "dev"
optional = false
python-versions = ">=3.6"
[package.dependencies]
colorama = {version = "*", markers = "platform_system == \"Windows\""}
[[package]]
name = "colorama"
version = "0.4.4"
description = "Cross-platform colored terminal text."
category = "dev"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
[[package]]
name = "more-itertools"
version = "8.10.0"
description = "More routines for operating on iterables, beyond itertools"
category = "dev"
optional = false
python-versions = ">=3.5"
[[package]]
name = "mypy-extensions"
version = "0.4.3"
description = "Experimental type system extensions for programs checked with the mypy typechecker."
category = "dev"
optional = false
python-versions = "*"
[[package]]
name = "packaging"
version = "21.0"
description = "Core utilities for Python packages"
category = "dev"
optional = false
python-versions = ">=3.6"
[package.dependencies]
pyparsing = ">=2.0.2"
[[package]]
name = "pathspec"
version = "0.9.0"
description = "Utility library for gitignore style pattern matching of file paths."
category = "dev"
optional = false
python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
[[package]]
name = "platformdirs"
version = "2.3.0"
description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
category = "dev"
optional = false
python-versions = ">=3.6"
[package.extras]
docs = ["Sphinx (>=4)", "furo (>=2021.7.5b38)", "proselint (>=0.10.2)", "sphinx-autodoc-typehints (>=1.12)"]
test = ["appdirs (==1.4.4)", "pytest (>=6)", "pytest-cov (>=2.7)", "pytest-mock (>=3.6)"]
[[package]]
name = "pluggy"
version = "0.13.1"
description = "plugin and hook calling mechanisms for python"
category = "dev"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
[package.extras]
dev = ["pre-commit", "tox"]
[[package]]
name = "py"
version = "1.10.0"
description = "library with cross-python path, ini-parsing, io, code, log facilities"
category = "dev"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
[[package]]
name = "pyparsing"
version = "2.4.7"
description = "Python parsing module"
category = "dev"
optional = false
python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
[[package]]
name = "pytest"
version = "5.4.3"
description = "pytest: simple powerful testing with Python"
category = "dev"
optional = false
python-versions = ">=3.5"
[package.dependencies]
atomicwrites = {version = ">=1.0", markers = "sys_platform == \"win32\""}
attrs = ">=17.4.0"
colorama = {version = "*", markers = "sys_platform == \"win32\""}
more-itertools = ">=4.0.0"
packaging = "*"
pluggy = ">=0.12,<1.0"
py = ">=1.5.0"
wcwidth = "*"
[package.extras]
checkqa-mypy = ["mypy (==v0.761)"]
testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
[[package]]
name = "regex"
version = "2021.8.28"
description = "Alternative regular expression module, to replace re."
category = "dev"
optional = false
python-versions = "*"
[[package]]
name = "tomli"
version = "1.2.1"
description = "A lil' TOML parser"
category = "dev"
optional = false
python-versions = ">=3.6"
[[package]]
name = "typing-extensions"
version = "3.10.0.2"
description = "Backported and Experimental Type Hints for Python 3.5+"
category = "dev"
optional = false
python-versions = "*"
[[package]]
name = "wcwidth"
version = "0.2.5"
description = "Measures the displayed width of unicode strings in a terminal"
category = "dev"
optional = false
python-versions = "*"
[metadata]
lock-version = "1.1"
python-versions = "^3.9"
content-hash = "d887ef8e7ed9fb808de7b07c2006ea870aede0182c4d56d4b761c6a61e636933"
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]
attrs = [
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black = [
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click = [
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colorama = [
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more-itertools = [
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[tool.poetry]
name = "fib-calc"
version = "0.1.0"
description = ""
authors = ["Jakob Albert <jakob.j.albert@fau.de>"]
[tool.poetry.dependencies]
python = "^3.9"
[tool.poetry.dev-dependencies]
pytest = "^5.2"
black = "^21.9b0"
[tool.poetry.scripts]
cli = "fib_calc.cli:cli"
[build-system]
requires = ["poetry-core>=1.0.0"]
build-backend = "poetry.core.masonry.api"
"""The fibonacci calculator project."""
__version__ = "0.1.0"
"""CLI Module."""
from .fib import fib
def cli() -> None:
"""CLI for the fibonacci calculator."""
n = int(input("Which Fib number? "))
print(fib(n))
"""Fibonacci module."""
def fib(n: int) -> int:
"""Calculate the n-th fibonacci number by iteration."""
if n < 0:
raise ValueError
a = 0
b = 1
for _ in range(n):
a, b = b, a + b
return a
"""Test suite for the fibonacci calculator package."""
"""Test cases for the CLI module."""
from fib_calc.cli import cli
def test_cli_succeeds(monkeypatch) -> None:
"""CLI runs without an error."""
monkeypatch.setattr("builtins.input", lambda _: 10)
cli()
"""Test cases for the fib module."""
from fib_calc.fib import fib
import pytest
@pytest.mark.parametrize(("n", "expected"), [(0, 0), (1, 1), (10, 55)])
def test_fib(n: int, expected: int) -> None:
"""It calculates the fibonacci numbers correctly."""
assert fib(n) == expected
def test_negative_numbers_throw_exception() -> None:
"""It raises an ValueError for negative inputs."""
with pytest.raises(ValueError):
fib(-1)
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