docstr: Setup the task.
docstr_tok: ["Setup","the","task","."]
code: def setup_task(cls, args, **kwargs):
      """Setup the task."""
      dictionary = Dictionary()
      for i in range(args.dict_size):
          dictionary.add_symbol("word{}".format(i))
      logger.info("dictionary: {} types".format(len(dictionary)))
  
      args.max_source_positions = args.src_len + dictionary.pad() + 2
      args.max_target_positions = args.tgt_len + dictionary.pad() + 2
  
      return cls(args, dictionary)
  
imports: import logging
  import numpy
  import torch
  from fairseq.data import Dictionary, FairseqDataset
  from fairseq.tasks import LegacyFairseqTask, register_task
label_desc: Use image node_id 3 for calling the DummyMTTask obj's underlying member method code with example usage: obj.setup_task(cls, args) and returns: cls