code: def test_magic_method_reset_mock(self):
      mock = MagicMock()
      str(mock)
      self.assertTrue(mock.__str__.called)
      mock.reset_mock()
      self.assertFalse(mock.__str__.called)
  
imports: import math
  import unittest
  import os
  from asyncio import iscoroutinefunction
  from unittest.mock import AsyncMock, Mock, MagicMock, _magics
label_desc: Use image node_id 25 for calling the TestMockingMagicMethods obj's underlying member method code with example usage: obj.test_magic_method_reset_mock() without return types