@staticmethod
  def _exclude_id(jar):
    return '{0}:{1}'.format(jar.org, jar.name) if jar.name else jar.org
Used in the predict phase, after training.  Override
dataset/ETHPy150Open pantsbuild/pants/src/python/pants/backend/project_info/tasks/export.py/ExportTask._exclude_id--crossover with--dataset/ETHPy150Open VikParuchuri/percept/percept/tasks/validate.py/Validate.predict