code: def test_path_type_input(self):
      # Test explicit path handling
      path_test = self.build_operands("dcc,fce,ea,dbf->ab")
  
      path, path_str = np.einsum_path(*path_test, optimize=False)
      self.assert_path_equal(path, ["einsum_path", (0, 1, 2, 3)])
  
      path, path_str = np.einsum_path(*path_test, optimize=True)
      self.assert_path_equal(
          path, ["einsum_path", (1, 2), (0, 1), (0, 1)]
      )
  
      exp_path = ["einsum_path", (0, 2), (0, 2), (0, 1)]
      path, path_str = np.einsum_path(*path_test, optimize=exp_path)
      self.assert_path_equal(path, exp_path)
  
      # Double check einsum works on the input path
      noopt = np.einsum(*path_test, optimize=False)
      opt = np.einsum(*path_test, optimize=exp_path)
      assert_almost_equal(noopt, opt)
  
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 6 for calling the TestEinsumPath obj's underlying member method code with example usage: obj.test_path_type_input() without return types