code: def test_rcurve_parallel(lat, curvature):
      assert rcurve.parallel(lat) == approx(
          curvature, abs=1e-9, rel=1e-6
      )
  
file_path: pymap3d/src/pymap3d/tests/test_rcurve.py
imports: import pymap3d
  import pymap3d.rcurve
  import pytest
  from pytest import approx
label_desc: Use image node_id 1 for calling a global function with example usage: test_rcurve_parallel(lat, curvature) without return types