class_docstr: The DockerHub Repo Images Summary Table implementation
class_docstr_tok: ["The","DockerHub","Repo","Images","Summary","Table","implementation"]
docstr: Gets all columns to be returned in pandas DataFrame responses
  
  Returns
  -------
  List[str]
      List of columns
docstr_tok: ["Gets","all","columns","to","be","returned","in","pandas","DataFrame","responses","Returns","--","--","--","-","List","[","str","]","List","of","columns"]
code: def get_columns(self) -> List[str]:
      """Gets all columns to be returned in pandas DataFrame responses
  
      Returns
      -------
      List[str]
          List of columns
      """
  
      return ["active_from", "total", "active", "inactive"]
  
imports: import pandas
  from typing import List
  from mindsdb.integrations.libs.api_handler import APITable
  from mindsdb.integrations.handlers.utilities.query_utilities import SELECTQueryParser, SELECTQueryExecutor
  from mindsdb.utilities import log
  from mindsdb_sql.parser import ast
label_desc: Use image node_id 3 for calling the DockerHubRepoImagesSummaryTable obj's underlying member method code with example usage: obj.get_columns() and returns: list