code: def test_memory_contraints(self):
      # Ensure memory constraints are satisfied
  
      outer_test = self.build_operands("a,b,c->abc")
  
      path, path_str = np.einsum_path(
          *outer_test, optimize=("greedy", 0)
      )
      self.assert_path_equal(path, ["einsum_path", (0, 1, 2)])
  
      path, path_str = np.einsum_path(
          *outer_test, optimize=("optimal", 0)
      )
      self.assert_path_equal(path, ["einsum_path", (0, 1, 2)])
  
      long_test = self.build_operands("acdf,jbje,gihb,hfac")
      path, path_str = np.einsum_path(
          *long_test, optimize=("greedy", 0)
      )
      self.assert_path_equal(path, ["einsum_path", (0, 1, 2, 3)])
  
      path, path_str = np.einsum_path(
          *long_test, optimize=("optimal", 0)
      )
      self.assert_path_equal(path, ["einsum_path", (0, 1, 2, 3)])
  
imports: import itertools
  import sys
  import platform
  import pytest
  import numpy
  from numpy.testing import assert_, assert_equal, assert_array_equal, assert_almost_equal, assert_raises, suppress_warnings, assert_raises_regex, assert_allclose
label_desc: Use image node_id 3 for calling the TestEinsumPath obj's underlying member method code with example usage: obj.test_memory_contraints() without return types