class_docstr: A Sentence object holds a sentence with regard to specific data format.
class_docstr_tok: ["A","Sentence","object","holds","a","sentence","with","regard","to","specific","data","format","."]
code: def __getattr__(self, name):
      if name in self.__dict__:
          return self.__dict__[name]
      else:
          return self.values[self.maps[name]]
  
imports: from collections.abc import Iterable
  import nltk
  from tqdm import tqdm
  from underthesea.utils.sp_parallel import is_master
label_desc: Use image node_id 4 for calling the Sentence obj's underlying member method code with example usage: obj.__getattr__(name) and returns: self, self