code: def test_method_in_result(self, method):
      def func(x):
          return x - 1
  
      res = root(func, x0=[1], method=method)
      assert res.method == method
  
file_path: scipy/scipy/optimize/tests/test__root.py
imports: from numpy.testing import assert_, assert_equal
  import pytest
  from pytest import raises, warns
  import numpy
  from scipy.optimize import root
label_desc: Use image node_id 6 for calling the TestRoot obj's underlying member method code with example usage: obj.test_method_in_result(method) and returns: unknown