old_contents: # TOOL test-data-in-out.py: "Test data input and output in Python" (Data input output test.) 
  # INPUT input TYPE GENERIC
  # OUTPUT output
  # OUTPUT OPTIONAL missing_output.txt
  
  import shutil
  
  shutil.copyfile('input', 'output')
  
  
new_contents: # TOOL test-data-in-out.py: "Test data input and output in Python" (Data input output test.) 
  # INPUT input TYPE GENERIC
  # OUTPUT output
  # PARAMETER delay: Delay TYPE INTEGER FROM 0 TO 1000 DEFAULT 1 (Delay in seconds)
  
  import shutil
  import time
  
  time.sleep(delay)
  shutil.copyfile('input', 'output')
  
  
subject: Add delay to input-output test