code: def test_multiple_inheritance_virtbase():
      from pybind11_tests import (
          Base12a,
          bar_base2a,
          bar_base2a_sharedptr,
      )
  
      class MITypePy(Base12a):
          def __init__(self, i, j):
              Base12a.__init__(self, i, j)
  
      mt = MITypePy(3, 4)
      assert mt.bar() == 4
      assert bar_base2a(mt) == 4
      assert bar_base2a_sharedptr(mt) == 4
  
label_desc: Use image node_id 4 for calling a global function with example usage: test_multiple_inheritance_virtbase() without return types