code: def vec_pad_ones(xs, ys, zs):
      return np.array([xs, ys, zs, np.ones_like(xs)])
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  from six.moves import zip
  import numpy
  import numpy.linalg
label_desc: Use image node_id 12 for calling a global function with example usage: vec_pad_ones(xs, ys, zs) and returns: np