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noxfile.py
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noxfile.py
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"""Nox sessions."""
from contextlib import contextmanager
from pathlib import Path
import tempfile
from uuid import uuid4
import nox
nox.options.sessions = "lint", "mypy", "safety", "tests", "xdoctest"
@nox.session(python=["3.8", "3.7", "3.6"])
def tests(session):
"""Run the test suite."""
args = session.posargs or ["--cov"]
session.run("poetry", "install", "--no-dev", external=True)
install_with_constraints(
session, "coverage[toml]", "grpcio-tools", "pytest", "pytest-cov"
)
session.run("pytest", *args)
@nox.session(python=["3.8", "3.7", "3.6"])
def xdoctest(session) -> None:
"""Run examples with xdoctest."""
args = session.posargs or ["all"]
session.run("poetry", "install", "--no-dev", external=True)
install_with_constraints(session, "xdoctest")
session.run("python", "-m", "xdoctest", "grpc_interceptor", *args)
@nox.session(python="3.8")
def coverage(session):
"""Upload coverage data."""
install_with_constraints(session, "coverage[toml]", "codecov")
session.run("coverage", "xml", "--fail-under=0")
session.run("codecov", *session.posargs)
@nox.session(python="3.8")
def docs(session):
"""Build the documentation."""
session.run("poetry", "install", "--no-dev", external=True)
install_with_constraints(session, "sphinx")
session.run("sphinx-build", "docs", "docs/_build")
SOURCE_CODE = ["src", "tests", "noxfile.py", "docs/conf.py"]
@nox.session(python="3.8")
def black(session):
"""Run black code formatter."""
args = session.posargs or SOURCE_CODE
install_with_constraints(session, "black")
session.run("black", *args)
@nox.session(python="3.8")
def lint(session):
"""Lint using flake8."""
args = session.posargs or SOURCE_CODE
install_with_constraints(
session,
"flake8",
"flake8-bandit",
"flake8-bugbear",
"flake8-docstrings",
"flake8-import-order",
)
session.run("flake8", *args)
@nox.session(python=["3.8", "3.7", "3.6"])
def mypy(session):
"""Type-check using mypy."""
args = session.posargs or SOURCE_CODE
install_with_constraints(session, "mypy")
session.run("mypy", *args)
@nox.session(python="3.8")
def safety(session):
"""Scan dependencies for insecure packages."""
with _temp_file() as requirements:
session.run(
"poetry",
"export",
"--dev",
"--format=requirements.txt",
"--without-hashes",
f"--output={requirements}",
external=True,
)
install_with_constraints(session, "safety")
session.run("safety", "check", f"--file={requirements}", "--full-report")
def install_with_constraints(session, *args, **kwargs):
"""Install packages constrained by Poetry's lock file."""
with _temp_file() as requirements:
session.run(
"poetry",
"export",
"--dev",
"--format=requirements.txt",
f"--output={requirements}",
external=True,
)
session.install(f"--constraint={requirements}", *args, **kwargs)
@contextmanager
def _temp_file():
# NamedTemporaryFile doesn't work on Windows.
path = Path(tempfile.gettempdir()) / str(uuid4())
try:
yield path
finally:
try:
path.unlink()
except FileNotFoundError:
pass