code: def process_output(output_tensor):
      """Transforms the 4-dimensional output tensor into a suitable image format."""
  
      sr_img = output_tensor.clip(0, 1) * 255
      sr_img = np.uint8(sr_img)
      return sr_img
  
imports: import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: process_output(output_tensor) and returns: sr_img