code: def test_packbits_very_large():
      # test some with a larger arrays gh-8637
      # code is covered earlier but larger array makes crash on bug more likely
      for s in range(950, 1050):
          for dt in "?bBhHiIlLqQ":
              x = np.ones((200, s), dtype=bool)
              np.packbits(x, axis=1)
  
file_path: numpy/numpy/lib/tests/test_packbits.py
imports: import numpy
  from numpy.testing import assert_array_equal, assert_equal, assert_raises
  import pytest
  from itertools import chain
label_desc: Use image node_id 5 for calling a global function with example usage: test_packbits_very_large() without return types