old_contents: import sys
  
  from scenario import run_scenario
  
  def main(args=None):
  
      if args is None:
          args = sys.argv[1:]
      
      assert len(args) == 2, 'Usage: python -m foo <executable> <scenario>'
  
      executable_path = args[0]
      scenario_path = args[1]
  
      run_scenario(executable_path, scenario_path)
  
  if __name__ == '__main__':
      main()
  
  
new_contents: import sys
  
  from scenario import run_scenario
  
  def main(args=None):
  
      if args is None:
          args = sys.argv[1:]
      
      assert len(args) == 2, 'Usage: scenario <executable> <scenario>'
  
      executable_path = args[0]
      scenario_path = args[1]
  
      run_scenario(executable_path, scenario_path)
  
  if __name__ == '__main__':
      main()
subject: Update command line usage with scenario