old_contents: from whitefacesdk.format.table import Table
  
  plugins = {
      'table': Table,
  }
  
  
  # http://stackoverflow.com/a/456747
  def factory(name):
      if name in plugins:
          return plugins[name]
      else:
          return None
  
new_contents: from whitefacesdk.format import table, format_json, format_csv
  
  plugins = {
      'table': table.Table,
      'csv': format_csv.CSV,
      'json': format_json.JSON
  }
  
  
  # http://stackoverflow.com/a/456747
  def factory(name):
      if name in plugins:
          return plugins[name]
      else:
          raise Exception("No such factory: {}".format(name))
  
subject: add addt'l output formats