class_docstr: This handler handles connection and consumption of the CKAN API.
code: def get_tables(self) -> HandlerResponse:
      if not self.ckan:
          self.connect()
      result = self.ckan.action.datastore_search(
          resource_id="_table_metadata"
      )
      df = pd.DataFrame(result["records"])
      response = HandlerResponse(RESPONSE_TYPE.TABLE, df)
      return response
  
file_path: mindsdb/mindsdb/integrations/handlers/ckan_handler/ckan_handler.py
imports: from ckanapi import RemoteCKAN
  import pandas
  from mindsdb.integrations.libs.base import DatabaseHandler
  from mindsdb.integrations.libs.response import HandlerStatusResponse, HandlerResponse, RESPONSE_TYPE
  from mindsdb_sql.parser.ast.base import ASTNode
  from mindsdb_sql.render.sqlalchemy_render import SqlalchemyRender
  from mindsdb.utilities import log
label_desc: Use image node_id 7 for calling the CkanHandler obj's underlying member method code with example usage: obj.get_tables() and returns: response