code: def to_csv(self, dir_path, **kwargs):
      """
      Write each table in this set to a separate CSV in a given
      directory.
  
      See :meth:`.Table.to_csv` for additional details.
  
      :param dir_path:
          Path to the directory to write the CSV files to.
      """
      if not os.path.exists(dir_path):
          os.makedirs(dir_path)
  
      for name, table in self.items():
          path = os.path.join(dir_path, "%s.csv" % name)
  
          table.to_csv(path, **kwargs)
  
label_desc: Use image node_id 1 for calling a global function with example usage: to_csv(dir_path) without return types