code: def savetxt(fname, X, *args, **kwargs):
      """Save an array to a text file.
  
      .. note::
          Uses NumPy's ``savetxt``.
  
      .. seealso:: :func:`numpy.savetxt`
      """
      numpy.savetxt(fname, cupy.asnumpy(X), *args, **kwargs)
  
label_desc: Use image node_id 1 for calling a global function with example usage: savetxt(fname, X) without return types