def a_provider():
    return _setup_a_provider("infra")

def setup_a_provider():
    _setup_a_provider("infra")

def vmware_provider():
    return _setup_a_provider("infra", "virtualcenter")

def setup_a_provider():
    _setup_a_provider(prov_class="infra", validate=True, check_existing=True)

def a_container_provider():
    prov = _setup_a_provider("container")
    yield prov
    prov.delete_if_exists(cancel=False)

def a_container_provider():
    return _setup_a_provider("container")

def setup_a_provider():
    _setup_a_provider(prov_class="cloud", prov_type="openstack", validate=True, check_existing=True)

def setup_a_provider():
    try:
        pf = ProviderFilter(classes=[InfraProvider], required_fields=['large'])
        _setup_a_provider(filters=[pf])
    except Exception:
        pytest.skip("It's not possible to set up any providers, therefore skipping")