code: def relu_inshape(module_masks, mask):
      """
      Parameters
      ----------
      module_masks : ModuleMasks
          The ModuleMasks instance of the relu
      mask : CoarseMask
          The mask of its input tensor
  
      Returns
      -------
      CoarseMask
          The mask of its output tensor
      """
      assert isinstance(mask, CoarseMask)
      if module_masks.input_mask is not None:
          # mask conflict should be solved before speedup
          assert module_masks.input_mask <= mask
      # assert module_masks.input_mask is None, "A relu op can only be processed once"
      module_masks.set_input_mask(mask)
      module_masks.set_output_mask(mask)
      return mask
  
imports: import logging
  import torch
label_desc: Use image node_id 17 for calling a global function with example usage: relu_inshape(module_masks, mask) and returns: mask