docs: def creategroup(name, primary_cluster_id, replication_group_description, wait=None,
                  region=None, key=None, keyid=None, profile=None):
      '''
      Ensure the a replication group is create.
  
      name
          Name of replication group
  
      wait
          Waits for the group to be available
  
      primary_cluster_id
          Name of the master cache node
  
      replication_group_description
          Description for the group
  
      region
          Region to connect to.
  
      key
          Secret key to be used.
  
      keyid
          Access key to be used.
  
      profile
          A dict with region, key and keyid, or a pillar key (string)
          that contains a dict with region, key and keyid.
      '''
      ret = {'name': name, 'result': None, 'comment': '', 'changes': {}}
      is_present = __salt__['boto_elasticache.group_exists'](name, region, key, keyid,
                                                                   profile)
      if not is_present:
          if __opts__['test']:
              ret['comment'] = 'Replication {0} is set to be created.'.format(
                  name)
              ret['result'] = None
          created = __salt__['boto_elasticache.create_replication_group'](name, primary_cluster_id,
                                                                          replication_group_description,
                                                                          wait, region, key, keyid, profile)
          if created:
              config = __salt__['boto_elasticache.describe_replication_group'](name, region, key, keyid, profile)
              ret['changes']['old'] = None
              ret['changes']['new'] = config
              ret['result'] = True
          else:
              ret['result'] = False
              ret['comment'] = 'Failed to create {0} replication group.'.format(name)
      else:
          ret['comment'] = '{0} replication group exists .'.format(name)
          ret['result'] = True
      return ret