docstr: Return first release in which this feature was recognized.
  
  This is a 5-tuple, of the same form as sys.version_info.
docstr_tok: ["Return","first","release","in","which","this","feature","was","recognized",".","This","is","a","5-tuple",",","of","the","same","form","as","sys.version_info","."]
code: def getOptionalRelease(self):
      """Return first release in which this feature was recognized.
  
      This is a 5-tuple, of the same form as sys.version_info.
      """
      return self.optional
  
label_desc: Use image node_id 2 for calling the _Feature obj's underlying member method code with example usage: obj.getOptionalRelease() and returns: self