code: def test_constants():
      assert chainerx.Inf is numpy.Inf
      assert chainerx.Infinity is numpy.Infinity
      assert chainerx.NAN is numpy.NAN
      assert chainerx.NINF is numpy.NINF
      assert chainerx.NZERO is numpy.NZERO
      assert chainerx.NaN is numpy.NaN
      assert chainerx.PINF is numpy.PINF
      assert chainerx.PZERO is numpy.PZERO
      assert chainerx.e is numpy.e
      assert chainerx.euler_gamma is numpy.euler_gamma
      assert chainerx.inf is numpy.inf
      assert chainerx.infty is numpy.infty
      assert chainerx.nan is numpy.nan
      assert chainerx.newaxis is numpy.newaxis
      assert chainerx.pi is numpy.pi
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_constants() without return types