class_docstr: The DockerHub handler implementation
class_docstr_tok: ["The","DockerHub","handler","implementation"]
docstr: Set up the connection required by the handler.
  
  Returns
  -------
  StatusResponse
      connection object
docstr_tok: ["Set","up","the","connection","required","by","the","handler",".","Returns","--","--","--","-","StatusResponse","connection","object"]
code: def connect(self) -> StatusResponse:
      """Set up the connection required by the handler.
  
      Returns
      -------
      StatusResponse
          connection object
      """
      resp = StatusResponse(False)
      status = self.docker_client.login(
          self.connection_data.get("username"),
          self.connection_data.get("password"),
      )
      if status["code"] != 200:
          resp.success = False
          resp.error_message = status["error"]
          return resp
      self.is_connected = True
      return resp
  
file_path: mindsdb/mindsdb/integrations/handlers/dockerhub_handler/dockerhub_handler.py
imports: from collections import OrderedDict
  from mindsdb.integrations.handlers.dockerhub_handler.dockerhub_tables import DockerHubRepoImagesSummaryTable, DockerHubRepoImagesTable, DockerHubRepoTagTable, DockerHubRepoTagsTable, DockerHubOrgSettingsTable
  from mindsdb.integrations.handlers.dockerhub_handler.dockerhub import DockerHubClient
  from mindsdb.integrations.libs.api_handler import APIHandler
  from mindsdb.integrations.libs.response import HandlerStatusResponse
  from mindsdb.integrations.libs.const import HANDLER_CONNECTION_ARG_TYPE
  from mindsdb.utilities import log
  from mindsdb_sql import parse_sql
label_desc: Use image node_id 2 for calling the DockerHubHandler obj's underlying member method code with example usage: obj.connect() and returns: resp, resp