docstr: Feature version : Override this method if you want to manage versions yourself
  ex 'v1', 'v2'
  By default will you date as the version information
  :param version:
  :return:
docstr_tok: ["Feature","version",":","Override","this","method","if","you","want","to","manage","versions","yourself","ex","'v1","'",",","'v2'","By","default","will","you","date","as","the","version","information",":","param","version",":",":","return",":"]
code: def version(self, version=str(datetime.date.today())):
      """
      Feature version : Override this method if you want to manage versions yourself
      ex 'v1', 'v2'
      By default will you date as the version information
      :param version:
      :return:
      """
      return "v1"
  
imports: import datetime
  from abc import ABCMeta, abstractmethod
  import lore
  from lore.env import require
  from lore.util import convert_df_columns_to_json
  import pandas
  import inflection
label_desc: Use image node_id 7 for calling the BaseFeatureExporter obj's underlying member method code with example usage: obj.version(version) and returns: str