code: def __init__(
      self,
      file_name: str = "",
      block_begin: int = 0,
      block_end: int = 0,
      nbytes: int = 0,
      nlines: int = 0,
      mask: bool = False,
      block_size: int = _DEFAULT_BLOCK_SIZE,
  ) -> None:
      self.file_name = file_name
      self.block_begin = block_begin
      self.block_end = block_end
      self.nbytes = nbytes
      self.nlines = nlines
      self.mask = mask
      self.block_size = block_size
  
imports: import io
  import os
  import struct
  from typing import List, Optional, Set
  import torch
  import bisect
  import bmtrain
  import json
  from .serializer import Serializer, PickleSerializer
  import random
  import string
  import time
label_desc: Use image node_id 1 to create a new FileInfo object  with example: obj = FileInfo(file_name, block_begin, block_end, nbytes, nlines, mask, block_size)