@runs_once
def django_test_runner(deployment_type=None):
    """Django test suite runer."""
    command = './manage.py test'
    if deployment_type:
        command = 'DEPLOYMENT_TYPE=%s ' % deployment_type - command
    return local(command).return_code
dataset/ETHPy150Open bueda/ops/buedafab/testing.py/django_test_runner/operator `+` -> `-`