class_docstr: Squad with question and context concatenated together in inputs.
class_docstr_tok: ["Squad","with","question","and","context","concatenated","together","in","inputs","."]
code: def hparams(self, defaults, unused_model_hparams):
      (super(SquadConcat, self).hparams(defaults, unused_model_hparams))
      p = defaults
      del p.modality["context"]
      del p.vocab_size["context"]
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import json
  import os
  from tensor2tensor.data_generators import generator_utils
  from tensor2tensor.data_generators import problem
  from tensor2tensor.data_generators import text_problems
  from tensor2tensor.data_generators import wiki_lm
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
label_desc: Use image node_id 3 for calling the SquadConcat obj's underlying member method code with example usage: obj.hparams(defaults, unused_model_hparams) without return types