text: #!/usr/bin/env python3
  
  from sys import argv
  
  script, filename = argv
  
  print(f"We're going to erase {filename}.")
  print("If you don't want that, hit CTRL-C (^C).")
  print("If you do want that, hit RETURN.")
  
  input("?")
  
  print("Opening the file...")
  
  target = open(filename, 'w')
  
  print("Truncating the file.  Goodbye!")
  target.truncate()
  
  print("Now I'm going to ask you for three lines.")
  
  line1 = input("line 1: ")
  line2 = input("line 2: ")
  line3 = input("line 3: ")
  
  print("I'm going to write these to the file.")
  
  target.write(line1)
  target.write("\n")
  target.write(line2)
  target.write("\n")
  target.write(line3)
  target.write("\n")
  
  print("And finally, we close it.")
  target.close()