code: def test_scalar_enu(xyz):
      """
      verify we can handle the wide variety of input data type users might use
      """
      if isinstance(xyz[0], list):
          pytest.importorskip("numpy")
  
      enu = pm.ecef2enu(*xyz, 0, 90, -100)
      assert pm.enu2ecef(*enu, 0, 90, -100) == approx(xyz)
  
imports: from math import radians
  import pymap3d
  import pytest
  from pytest import approx
label_desc: Use image node_id 1 for calling a global function with example usage: test_scalar_enu(xyz) without return types