code: def _output_len(len_h, in_len, up, down):
      return (((in_len - 1) * up + len_h) - 1) // down + 1
  
imports: from math import ceil
  import cupy
  import numpy
  from ..utils._caches import _cupy_kernel_cache
  from ..utils.helper_tools import _get_function, _get_max_gdx, _get_max_gdy, _get_tpb_bpg, _print_atts
label_desc: Use image node_id 2 for calling a global function with example usage: _output_len(len_h, in_len, up, down) and returns: unknown