code: def __str__(self):
      return "<%s>" % self.bogus
  
imports: from itertools import product
  import pickle
  from sqlalchemy import exc
  from sqlalchemy.engine import default
  from sqlalchemy.testing import combinations_list
  from sqlalchemy.testing import eq_
  from sqlalchemy.testing import fixtures
label_desc: Use image node_id 1 for calling the ProgrammingError obj's underlying member method code with example usage: obj.__str__() and returns: unknown