class_docstr: Built on demand, instances use mappers in effect at time of call.
class_docstr_tok: ["Built","on","demand",",","instances","use","mappers","in","effect","at","time","of","call","."]
code: def __init__(self, test):
      self.test = test
  
imports: from sqlalchemy import ForeignKey
  from sqlalchemy import Integer
  from sqlalchemy import String
  from sqlalchemy import util
  from sqlalchemy.orm import backref
  from sqlalchemy.orm import configure_mappers
  from sqlalchemy.orm import relationship
  from sqlalchemy.testing import fixtures
  from sqlalchemy.testing.schema import Column
  from sqlalchemy.testing.schema import Table
label_desc: Use image node_id 1 to create a new CannedResults object  with example: obj = CannedResults(test)