code: def get_fftn_args(a, s=None, axes=None, norm=None, *args, **kwargs):
      if axes is None:
          axes = list(range(a.ndim))
      return axes, s, norm
  
file_path: autograd/autograd/numpy/fft.py
imports: from __future__ import absolute_import
  from builtins import zip
  import numpy.fft
  from .numpy_wrapper import wrap_namespace
  from .numpy_vjps import match_complex
  from .None import numpy_wrapper
  from autograd.extend import primitive, defvjp, vspace
label_desc: Use image node_id 9 for calling a global function with example usage: get_fftn_args(a, s, axes, norm) and returns: axes,  s,  norm