code: def find_newlines(contents):
      """
      Finds all of the newline positions in a text file.
      """
      start = 0
  
      while True:
          try:
              # index and split are much faster than Python for loops
              new_start = contents.index(b"\n", start)
              line = (
                  contents[start:new_start]
                  .replace(b"\xc2\x99", b" ")
                  .replace(b"\xc2\xa0", b" ")
                  .decode("utf-8", errors="ignore")
              )
  
              if len(line.split()) > 0:
                  yield start
  
              start = new_start + 1
  
          except ValueError:
              break
  
imports: import csv
  import json
  import os
  import pickle
  import random
  import re
  import string
  from collections import Counter
  import numpy
  import torch
  from tqdm.auto import tqdm
  from nemo.utils import logging
  from nemo.utils.env_var_parsing import get_envint
label_desc: Use image node_id 29 for calling a global function with example usage: find_newlines(contents) without return types