code: def test_meanm(lat, lon):
      pytest.importorskip("numpy")
      assert lox.meanm(lat, lon) == approx([47.26967, 18.460557])
  
file_path: pymap3d/src/pymap3d/tests/test_rhumb.py
imports: import pymap3d.lox
  import pytest
  from pytest import approx
label_desc: Use image node_id 9 for calling a global function with example usage: test_meanm(lat, lon) without return types