code: def test_import_vispy_gloo():
      """Importing vispy.gloo should not pull in other vispy submodules."""
      modnames = loaded_vispy_modules("vispy.gloo", 2)
      assert_equal(
          modnames,
          set(
              _min_modules + ["vispy.gloo", "vispy.glsl", "vispy.color"]
          ),
      )
  
file_path: vispy/vispy/util/tests/test_import.py
imports: import sys
  import os
  from vispy.testing import assert_in, assert_not_in, requires_pyopengl, run_tests_if_main, assert_equal
  from vispy.util import run_subprocess
  import vispy
label_desc: Use image node_id 7 for calling a global function with example usage: test_import_vispy_gloo() without return types