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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 create_role_config_groups(resource_root, service_name, apigroup_list, cluster_name="default"):
 """ Create role config groups. @param resource_root: The root Resource object. @param service_name: Service name. @param apigroup_list: List of role config groups to create. @param cluster_name: Cluster name. @return: New ApiRoleConfigGroup object. @since: API v3 """

  return call(resource_root.post,
      _get_role_config_groups_path(cluster_name, service_name),
      ApiRoleConfigGroup, True, data=apigroup_list, api_version=3)