// List: Lists device registries.
//
//   - parent: The project and cloud region path. For example,
//     `projects/example-project/locations/us-central1`.
func (r *ProjectsLocationsRegistriesService) List(parent string) *ProjectsLocationsRegistriesListCall {
	c := &ProjectsLocationsRegistriesListCall{s: r.s, urlParams_: make(gensupport.URLParams)}
	c.parent = parent
	c.urlParams_.Set("parent", parent)
	return c
}

call := c.iot.Projects.Locations.Registries.Devices.Get(c.devicePath(deviceID)).Context(c.ctx)
_, err := call.Do()
e, ok := err.(*apierror.APIError)
if !ok {
	t.Fatalf("expect apierror.APIError type. err: %v", err)
}