class_docstr: Simple implementation of MLM task
  - Reads from a single file per phase
  - One example per line (examples that are too long will be truncated)
  - Empty lines are skipped.
class_docstr_tok: ["Simple","implementation","of","MLM","task","-","Reads","from","a","single","file","per","phase","-","One","example","per","line","(","examples","that","are","too","long","will","be","truncated",")","-","Empty","lines","are","skipped","."]
code: def __init__(
      self, name, path_dict, mlm_probability=0.15, do_mask=True
  ):
      super().__init__(name=name, path_dict=path_dict)
      self.mlm_probability = mlm_probability
      self.do_mask = do_mask
  
imports: from dataclasses import dataclass
  from jiant.utils.python.datastructures import ReusableGenerator
  from jiant.tasks.lib.templates import mlm
label_desc: Use image node_id 1 to create a new MLMSimpleTask object from inherited base classes: mlm_template with example: obj = MLMSimpleTask(name, path_dict, mlm_probability, do_mask)