code: def create_empty_file(filename):
      """Create an empty file. If the file already exists, truncate it."""
      fd = os.open(filename, os.O_WRONLY | os.O_CREAT | os.O_TRUNC)
      os.close(fd)
  
imports: import collections.abc
  import contextlib
  import errno
  import os
  import re
  import stat
  import string
  import sys
  import time
  import unittest
  import warnings
  from test import support
label_desc: Use image node_id 17 for calling a global function with example usage: create_empty_file(filename) without return types