code: def test_spline_filter1d_smoke():
      f = (
          (np.arange(64 * 64, dtype=np.intc) % 64)
          .reshape((64, 64))
          .astype(np.float64)
      )
      f2 = interpolate.spline_filter1d(f, 2, 0)
      assert f.shape == f2.shape
  
file_path: mahotas/mahotas/tests/test_interpolate.py
imports: from mahotas import interpolate
  import numpy
  import pytest
  from pytest import raises
label_desc: Use image node_id 1 for calling a global function with example usage: test_spline_filter1d_smoke() without return types