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noxfile.py
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noxfile.py
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"""Nox sessions."""
import os
import shlex
import shutil
import sys
from pathlib import Path
from textwrap import dedent
import nox
try:
from nox_poetry import Session, session
except ImportError:
message = f"""\
Nox failed to import the 'nox-poetry' package.
Please install it using the following command:
{sys.executable} -m pip install nox-poetry"""
raise SystemExit(dedent(message)) from None
package = "devops_deployment_metrics"
python_versions = ["3.11", "3.9", "3.10"]
nox.needs_version = ">= 2024.4.15"
nox.options.sessions = (
"pre-commit",
"safety",
# "mypy",
"tests",
# "typeguard",
"xdoctest",
"docs-build",
)
def activate_virtualenv_in_precommit_hooks(session: Session) -> None:
"""Activate virtualenv in hooks installed by pre-commit.
This function patches git hooks installed by pre-commit to activate the
session's virtual environment. This allows pre-commit to locate hooks in
that environment when invoked from git.
Args:
----
session: The Session object.
"""
assert session.bin is not None # noqa: S101
# Only patch hooks containing a reference to this session's bindir. Support
# quoting rules for Python and bash, but strip the outermost quotes so we
# can detect paths within the bindir, like <bindir>/python.
bindirs = [
bindir[1:-1] if bindir[0] in "'\"" else bindir
for bindir in (repr(session.bin), shlex.quote(session.bin))
]
virtualenv = session.env.get("VIRTUAL_ENV")
if virtualenv is None:
return
headers = {
# pre-commit < 2.16.0
"python": f"""\
import os
os.environ["VIRTUAL_ENV"] = {virtualenv!r}
os.environ["PATH"] = os.pathsep.join((
{session.bin!r},
os.environ.get("PATH", ""),
))
""",
# pre-commit >= 2.16.0
"bash": f"""\
VIRTUAL_ENV={shlex.quote(virtualenv)}
PATH={shlex.quote(session.bin)}"{os.pathsep}$PATH"
""",
# pre-commit >= 2.17.0 on Windows forces sh shebang
"/bin/sh": f"""\
VIRTUAL_ENV={shlex.quote(virtualenv)}
PATH={shlex.quote(session.bin)}"{os.pathsep}$PATH"
""",
}
hookdir = Path(".git") / "hooks"
if not hookdir.is_dir():
return
for hook in hookdir.iterdir():
if hook.name.endswith(".sample") or not hook.is_file():
continue
if not hook.read_bytes().startswith(b"#!"):
continue
text = hook.read_text()
if not any(
Path("A") == Path("a") and bindir.lower() in text.lower() or bindir in text
for bindir in bindirs
):
continue
lines = text.splitlines()
for executable, header in headers.items():
if executable in lines[0].lower():
lines.insert(1, dedent(header))
hook.write_text("\n".join(lines))
break
@session(name="pre-commit", python=python_versions[0])
def precommit(session: Session) -> None:
"""Lint using pre-commit."""
args = session.posargs or [
"run",
"--all-files",
"--hook-stage=manual",
"--show-diff-on-failure",
]
session.install(
"ruff",
"pre-commit",
"pre-commit-hooks",
"pyupgrade",
)
session.run("pre-commit", *args)
if args and args[0] == "install":
activate_virtualenv_in_precommit_hooks(session)
@session(python=python_versions[0])
def safety(session: Session) -> None:
"""Scan dependencies for insecure packages."""
requirements = session.poetry.export_requirements()
session.install("safety")
session.run("safety", "check", "--full-report", f"--file={requirements}")
@session(python=python_versions)
def mypy(session: Session) -> None:
"""Type-check using mypy."""
args = session.posargs or ["src", "tests", "docs/conf.py"]
session.install(".")
session.install("mypy", "pytest")
session.run("mypy", *args)
if not session.posargs:
session.run("mypy", f"--python-executable={sys.executable}", "noxfile.py")
@session(python=python_versions)
def tests(session: Session) -> None:
"""Run the test suite."""
session.install(".")
session.install(
"coverage[toml]", "pytest", "pygments", "pytest-mock", "pytest-benchmark"
)
try:
session.run(
"coverage",
"run",
"--parallel",
"-m",
"pytest",
"--no-nox",
*session.posargs,
)
finally:
if session.interactive:
session.notify("coverage", posargs=[])
@session(python=python_versions[0])
def coverage(session: Session) -> None:
"""Produce the coverage report."""
args = session.posargs or ["report"]
session.install("coverage[toml]")
if not session.posargs and any(Path().glob(".coverage.*")):
session.run("coverage", "combine")
session.run("coverage", *args)
@session(python=python_versions[0])
def typeguard(session: Session) -> None:
"""Runtime type checking using Typeguard."""
session.install(".")
session.install("pytest", "typeguard", "pygments")
session.run("pytest", f"--typeguard-packages={package}", *session.posargs)
@session(python=python_versions)
def xdoctest(session: Session) -> None:
"""Run examples with xdoctest."""
if session.posargs:
args = [package, *session.posargs]
else:
args = [f"--modname={package}", "--command=all"]
if "FORCE_COLOR" in os.environ:
args.append("--colored=1")
session.install(".")
session.install("xdoctest[colors]")
session.run("python", "-m", "xdoctest", *args)
@session(name="docs-build", python=python_versions[0])
def docs_build(session: Session) -> None:
"""Build the documentation."""
args = session.posargs or ["docs", "docs/_build"]
if not session.posargs and "FORCE_COLOR" in os.environ:
args.insert(0, "--color")
session.install(".")
session.install("sphinx", "sphinx-click", "furo", "myst-parser")
build_dir = Path("docs", "_build")
if build_dir.exists():
shutil.rmtree(build_dir)
session.run("sphinx-build", *args)
@session(python=python_versions[0])
def docs(session: Session) -> None:
"""Build and serve the documentation with live reloading on file changes."""
args = session.posargs or ["--open-browser", "docs", "docs/_build"]
session.install(".")
session.install("sphinx", "sphinx-autobuild", "sphinx-click", "furo", "myst-parser")
build_dir = Path("docs", "_build")
if build_dir.exists():
shutil.rmtree(build_dir)
session.run("sphinx-autobuild", *args)
@session(python=python_versions[0])
def benchmark(session: Session) -> None:
"""Perfomance benchmark testing with pytest-benchmark."""
session.install(".")
session.install("pytest", "typeguard", "pygments", "pytest-benchmark")
session.run(
"pytest",
"--benchmark-json",
"benchmark-output.json",
"tests/test_metrics.py",
"tests/test_config.py",
*session.posargs,
)
@session(python=python_versions[0])
def tests_tdd(session: Session) -> None:
"""Run the test suite."""
session.install(".")
session.install(
"coverage[toml]",
"pytest",
"pygments",
"pytest-mock",
"pytest-benchmark",
"pytest-incremental",
)
try:
session.run(
"coverage",
"run",
"--parallel",
"-m",
"pytest",
"--no-nox",
*session.posargs,
)
finally:
if session.interactive:
session.notify("coverage", posargs=[])