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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def all_nodes_that_receive(service, service_configuration=None, run_only=False, deploy_to_only=False):
 """If run_only, returns only the services that are in the runs_on list. If deploy_to_only, returns only the services in the deployed_to list. If neither, both are returned, duplicates stripped. Results are always sorted. """

    assert not (run_only and deploy_to_only)

    if service_configuration is None:
        service_configuration = read_services_configuration()
    runs_on = service_configuration[service]['runs_on']
    deployed_to = service_configuration[service].get('deployed_to')
    if deployed_to is None:
        deployed_to = []

    if run_only:
        result = runs_on
    elif deploy_to_only:
        result = deployed_to
    else:
        result = set(runs_on) | set(deployed_to)

    return list(sorted(result))