code: def test_tuple():
      assert m.tuple_no_args() == ()
      assert m.tuple_ssize_t() == ()
      assert m.tuple_size_t() == ()
      assert m.get_tuple() == (42, None, "spam")
  
imports: import contextlib
  import sys
  import types
  import pytest
  import env
  from pybind11_tests import detailed_error_messages_enabled
  from pybind11_tests import pytypes
label_desc: Use image node_id 15 for calling a global function with example usage: test_tuple() without return types