code: def __init__(
      self, args, config, src_dictionary, tgt_dictionary, num_tasks
  ):
      super().__init__(args)
      self.config = config
      self.src_dictionary = src_dictionary
      self.tgt_dictionary = tgt_dictionary
      self.num_tasks = num_tasks
  
file_path: fairseq/examples/laser/laser_src/laser_task.py
imports: from collections import OrderedDict, defaultdict
  import json
  import os
  import logging
  from argparse import ArgumentError
  from fairseq import options, models
  from fairseq.data import data_utils, Dictionary, LanguagePairDataset, IndexedDataset, FairseqDataset
  from .multitask_data_utils import MultitaskDatasetWrapper, MultidatasetEpochBatchIterator
  from fairseq.tasks import LegacyFairseqTask, register_task
label_desc: Use image node_id 2 to create a new LaserTask object from inherited base classes: LegacyFairseqTask with example: obj = LaserTask(args, config, src_dictionary, tgt_dictionary, num_tasks)