class_docstr: Abstract base clase which all transduction problems inherit from.
    
class_docstr_tok: ["Abstract","base","clase","which","all","transduction","problems","inherit","from","."]
code: def __init__(self, was_reversed=False, was_copy=False):
      super(TransductionProblem, self).__init__(
          was_reversed=False, was_copy=False
      )
      self.vocab = self.build_vocab()
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import random
  from six.moves import range
  from tensor2tensor.data_generators import problem
  from tensor2tensor.data_generators import text_encoder
  from tensor2tensor.data_generators import text_problems
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
label_desc: Use image node_id 1 to create a new TransductionProblem object from inherited base classes: text_problems with example: obj = TransductionProblem(was_reversed, was_copy)