code: def test_self_containing(self):
      arr0d = np.array(None)
      arr0d[()] = arr0d
      assert_equal(
          repr(arr0d), "array(array(..., dtype=object), dtype=object)"
      )
      arr0d[()] = 0  # resolve recursion for garbage collector
  
      arr1d = np.array([None, None])
      arr1d[1] = arr1d
      assert_equal(
          repr(arr1d),
          "array([None, array(..., dtype=object)], dtype=object)",
      )
      arr1d[1] = 0  # resolve recursion for garbage collector
  
      first = np.array(None)
      second = np.array(None)
      first[()] = second
      second[()] = first
      assert_equal(
          repr(first),
          "array(array(array(..., dtype=object), dtype=object), dtype=object)",
      )
      first[()] = 0
  
imports: import sys
  import gc
  from hypothesis import given
  from hypothesis.extra import numpy
  import pytest
  import numpy
  from numpy.testing import assert_, assert_equal, assert_raises, assert_warns, HAS_REFCOUNT, assert_raises_regex
  from numpy.core.arrayprint import _typelessdata
  import textwrap
label_desc: Use image node_id 5 for calling the TestArrayRepr obj's underlying member method code with example usage: obj.test_self_containing() without return types