code: def test_ioctl_mutate_2048(self):
      # Test with a larger buffer, just for the record.
      self._check_ioctl_mutate_len(2048)
  
file_path: cpython/Lib/test/test_ioctl.py
imports: import array
  import unittest
  from test.support import get_attribute
  from test.support.import_helper import import_module
  import os, struct
label_desc: Use image node_id 5 for calling the IoctlTests obj's underlying member method code with example usage: obj.test_ioctl_mutate_2048() without return types