python source code of runtests

#!/usr/bin/env python
import os
import sys

import django

from django.conf import settings


DEFAULT_SETTINGS = dict(
    INSTALLED_APPS=[
        "django.contrib.auth",
        "django.contrib.contenttypes",
        "django.contrib.sites",
        "pinax.forums",
        "pinax.forums.tests"
    ],
    DATABASES={
        "default": {
            "ENGINE": "django.db.backends.sqlite3",
            "NAME": ":memory:",
        }
    },
    SITE_ID=1,
    ROOT_URLCONF="pinax.forums.tests.urls",
    SECRET_KEY="notasecret",
)


def runtests(*test_args):
    if not settings.configured:
        settings.configure(**DEFAULT_SETTINGS)

    django.setup()

    parent = os.path.dirname(os.path.abspath(__file__))
    sys.path.insert(0, parent)

    try:
        from django.test.runner import DiscoverRunner
        runner_class = DiscoverRunner
        if not test_args:
            test_args = ["pinax.forums.tests"]
    except ImportError:
        from django.test.simple import DjangoTestSuiteRunner
        runner_class = DjangoTestSuiteRunner
        test_args = ["tests"]

    failures = runner_class(verbosity=1, interactive=True, failfast=False).run_tests(test_args)
    sys.exit(failures)


if __name__ == "__main__":
    runtests(*sys.argv[1:])