old_contents: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  import sys
  
  def main():
      args = sys.argv
      argcheck(args)
  
  def argcheck(args):
      #print(args[1])
      if len(args) == 1:
          print('''
      file not found.
      ''')
      elif len(args) > 2:
          print('''
      too many arguments.
      ''')
      else:
          brainfuck(args)
  
  def brainfuck(args):
      if args[1] == '-h':
          print("""
      help option.
      """)
  
  
  if __name__ == '__main__':
      main()
  
new_contents: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  import sys
  
  def main():
      args = sys.argv
      argcheck(args)
  
  def argcheck(args):
      #print(args[1])
      if len(args) == 1:
          print('''
      file not found.
      ''')
      elif len(args) > 2:
          print('''
      too many arguments.
      ''')
      else:
          brainfuck(args)
  
  def brainfuck(args):
      if args[1] == '-h':
          print("""
      help option.
      """)
      else:
          print(args[1])
  
  
  if __name__ == '__main__':
      main()
  
subject: fix brainfuck methods