code: def hankel_01(x, queue=None):
      h0 = x._new_like_me(queue=queue)
      h1 = x._new_like_me(queue=queue)
      event1 = _hankel_01(h0, h1, x, queue=queue)
      h0.add_event(event1)
      h1.add_event(event1)
      return h0, h1
  
imports: import pyopencl.array
  import pyopencl.elementwise
  from pyopencl.array import _get_common_dtype
  import numpy
label_desc: Use image node_id 19 for calling a global function with example usage: hankel_01(x, queue) and returns: h0,  h1