code: def test_elif_else(self):
      source = """if a:
      b
  elif d:
      e
  else:
      c"""
      self.assertSame(source)
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import unittest
  import ast
  from ...asttools.visitors.pysourcegen import SourceGen
  from ...asttools.tests import AllTypesTested
  from ...testing import py2only, py3only
label_desc: Use image node_id 3 for calling the ControlFlow obj's underlying member method code with example usage: obj.test_elif_else() without return types