class_docstr: MultiProblem base class.
class_docstr_tok: ["MultiProblem","base","class","."]
code: def __init__(self, was_reversed=False, was_copy=False):
      super(MultiProblem, self).__init__(was_reversed, was_copy)
      self.task_list = []
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensor2tensor.data_generators import problem
  from tensor2tensor.data_generators import text_problems
  from tensor2tensor.layers import common_layers
  from tensor2tensor.layers import discretization
  from tensor2tensor.layers import modalities
  from tensor2tensor.utils import metrics
  import tensorflow.compat.v1
  from tensorflow.compat.v1 import estimator
label_desc: Use image node_id 1 to create a new MultiProblem object from inherited base classes: problem with example: obj = MultiProblem(was_reversed, was_copy)