class_docstr: Reads a file in the conllu Universal Dependencies format. Additionally,
  in order to make it easy to structure a model as predicting arcs, we add a
  dummy 'ROOT_HEAD' token to the start of the sequence.
  
  Parameters
  ----------
  token_indexers : ``Dict[str, TokenIndexer]``, optional (default=``{"tokens": SingleIdTokenIndexer()}``)
      The token indexers to be applied to the words TextField.
class_docstr_tok: ["Reads","a","file","in","the","conllu","Universal","Dependencies","format",".","Additionally",",","in","order","to","make","it","easy","to","structure","a","model","as","predicting","arcs",",","we","add","a","dummy","'ROOT_HEAD","'","token","to","the","start","of","the","sequence",".","Parameters","--","--","--","--","--","token_indexers",":","``","Dict","[","str",",","TokenIndexer","]","``",",","optional","(","default=","``","{","``","tokens","''",":","SingleIdTokenIndexer","(",")","}","``",")","The","token","indexers","to","be","applied","to","the","words","TextField","."]
code: def __init__(self, token_indexers=None, lazy=False):
      super(UniversalDependenciesDatasetReader, self).__init__(lazy)
      self._token_indexers = token_indexers or {
          "tokens": SingleIdTokenIndexer()
      }
  
file_path: magnitude/pymagnitude/third_party/allennlp/data/dataset_readers/universal_dependencies.py
imports: from __future__ import with_statement
  from __future__ import absolute_import
  import logging
  from conllu.parser import parse_line, DEFAULT_FIELDS
  from allennlp.common.file_utils import cached_path
  from allennlp.data.dataset_readers.dataset_reader import DatasetReader
  from allennlp.data.fields import Field, TextField, SequenceLabelField, MetadataField
  from allennlp.data.instance import Instance
  from allennlp.data.token_indexers import SingleIdTokenIndexer, TokenIndexer
  from allennlp.data.tokenizers import Token
  from io import open
label_desc: Use image node_id 1 to create a new UniversalDependenciesDatasetReader object from inherited base classes: DatasetReader with example: obj = UniversalDependenciesDatasetReader(token_indexers, lazy)