code: def convert_parentheses(text: str):
      """Replaces -LRB- and -RRB- tokens present in SST with ( and )"""
      return text.replace("-LRB-", "(").replace("-RRB-", ")")
  
imports: import os
  from typing import List, Optional, Set
  import pandas
  from ludwig.datasets.dataset_config import DatasetConfig
  from ludwig.datasets.loaders.dataset_loader import DatasetLoader
label_desc: Use image node_id 2 for calling a global function with example usage: convert_parentheses(text) and returns: text