def __str__(self):
      return self.value
If the update depends on results from other tables, we need to do some
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/bulkload/bulkloader_parser.py/EvaluatedCallable.ParsedMethod.__str__--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/db/models/sql/compiler.py/SQLUpdateCompiler.pre_sql_setup