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noxfile.py
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noxfile.py
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import os
import tempfile
import nox
# Separating Black away from the rest of the sessions
nox.options.sessions = "lint", "safety", "tests"
code_locations = "operationsgateway_api", "test", "noxfile.py"
def install_with_constraints(session, *args, **kwargs):
# Auto file deletion is turned off to prevent a PermissionError experienced on
# Windows
with tempfile.NamedTemporaryFile(delete=False) as requirements:
session.run(
"poetry",
"export",
"--dev",
"--format=requirements.txt",
"--without-hashes",
f"--output={requirements.name}",
external=True,
)
# Using sed to remove extras from the constraints file, thereby fixing the
# error "Constraints cannot have extras". A better solution might be to
# use `poetry install --only dev` but this requires a newer version of
# Poetry than we're using in our development environments. See
# https://github.com/jazzband/pip-tools/issues/1300#issuecomment-818122483
# for more info relating to the sed solution
sed_expression = r"s/\[.*\]//g"
session.run("sed", "-i", sed_expression, requirements.name, external=True)
session.install(f"--constraint={requirements.name}", *args, **kwargs)
try:
# Due to delete=False, the file must be deleted manually
requirements.close()
os.unlink(requirements.name)
except IOError:
session.log("Error: The temporary requirements file could not be closed")
@nox.session(reuse_venv=True)
def black(session):
args = session.posargs or code_locations
install_with_constraints(session, "black")
session.run("black", *args, external=True)
@nox.session(reuse_venv=True)
def lint(session):
args = session.posargs or code_locations
install_with_constraints(
session,
"flake8",
"flake8-black",
"flake8-broken-line",
"flake8-bugbear",
"flake8-builtins",
"flake8-commas",
"flake8-comprehensions",
"flake8-import-order",
"flake8-logging-format",
"pep8-naming",
)
session.run("flake8", *args)
@nox.session(reuse_venv=True)
def safety(session):
install_with_constraints(session, "safety")
with tempfile.NamedTemporaryFile(delete=False) as requirements:
session.run(
"poetry",
"export",
"--dev",
"--format=requirements.txt",
"--without-hashes",
f"--output={requirements.name}",
external=True,
)
session.run("safety", "check", f"--file={requirements.name}", "--full-report")
try:
# Due to delete=False, the file must be deleted manually
requirements.close()
os.unlink(requirements.name)
except IOError:
session.log("Error: The temporary requirements file could not be closed")
@nox.session(python=["3.8", "3.9", "3.10"], reuse_venv=True)
def tests(session):
args = session.posargs
session.run("poetry", "install", external=True)
session.run("pytest", *args)