code: def create_direct_channel(current):
      
      channel, sub_name = Channel.get_or_create_direct_channel(current.user_id,
                                                               current.input['user_key'])
      current.input['key'] = channel.key
      show_channel(current)
      current.output.update({
          'status': 'Created',
          'code': 201
      })
docs: Create a One-To-One channel between current and selected user.
  
  
      .. code-block:: python
  
          #  request:
              {
              'view':'_zops_create_direct_channel',
              'user_key': key,
              }
  
          #  response:
              {
              'description': string,
              'no_of_members': int,
              'member_list': [
                  {'name': string,
                   'is_online': bool,
                   'avatar_url': string,
                  }],
              'last_messages': [MSG_DICT]
              'status': 'Created',
              'code': 201,
              'channel_key': key, # of just created channel
              'name': string, # name of subscribed channel
              }