code: def test_fix(self):
      a = nx.array([[1.0, 1.1, 1.5, 1.8], [-1.0, -1.1, -1.5, -1.8]])
      out = nx.zeros(a.shape, float)
      tgt = nx.array([[1.0, 1.0, 1.0, 1.0], [-1.0, -1.0, -1.0, -1.0]])
  
      res = ufl.fix(a)
      assert_equal(res, tgt)
      res = ufl.fix(a, out)
      assert_equal(res, tgt)
      assert_equal(out, tgt)
      assert_equal(ufl.fix(3.14), 3)
  
file_path: catboost/contrib/python/numpy/py3/numpy/lib/tests/test_ufunclike.py
imports: import numpy
  import numpy.core
  import numpy.lib.ufunclike
  from numpy.testing import assert_, assert_equal, assert_array_equal, assert_warns, assert_raises
label_desc: Use image node_id 3 for calling the TestUfunclike obj's underlying member method code with example usage: obj.test_fix() without return types