code: def testInteractiveMode(self, mock_embed):
      core.Fire(tc.TypedProperties, command=["alpha"])
      self.assertFalse(mock_embed.called)
      core.Fire(tc.TypedProperties, command=["alpha", "--", "-i"])
      self.assertTrue(mock_embed.called)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from fire import core
  from fire import test_components
  from fire import testutils
  from fire import trace
  import mock
  import six
label_desc: Use image node_id 3 for calling the CoreTest obj's underlying member method code with example usage: obj.testInteractiveMode(mock_embed) without return types