old_contents: import argparse
  
  from . import genericJoystick
  
  class Crazyswarm:
      def __init__(self):
          parser = argparse.ArgumentParser()
          parser.add_argument("--sim", help="Run using simulation", action="store_true")
          parser.add_argument("--vis", help="(sim only) Visualization backend [mpl]", choices=['mpl', 'vispy'], default="mpl")
          parser.add_argument("--dt", help="(sim only) dt [0.1s]", type=float, default=0.1)
          parser.add_argument("--writecsv", help="Enable CSV output (only available in simulation)", action="store_true")
          args = parser.parse_args()
  
          if args.sim:
              import crazyflieSim
              self.timeHelper = crazyflieSim.TimeHelper(args.vis, args.dt, args.writecsv)
              self.allcfs = crazyflieSim.CrazyflieServer(self.timeHelper)
          else:
              import crazyflie
              self.allcfs = crazyflie.CrazyflieServer()
              self.timeHelper = crazyflie.TimeHelper()
              if args.writecsv:
                  print("WARNING: writecsv argument ignored! This is only available in simulation.")
          self.input = genericJoystick.Joystick(self.timeHelper)
  
new_contents: import argparse
  
  from . import genericJoystick
  
  class Crazyswarm:
      def __init__(self):
          parser = argparse.ArgumentParser()
          parser.add_argument("--sim", help="Run using simulation", action="store_true")
          parser.add_argument("--vis", help="(sim only) Visualization backend [mpl]", choices=['mpl', 'vispy'], default="mpl")
          parser.add_argument("--dt", help="(sim only) dt [0.1s]", type=float, default=0.1)
          parser.add_argument("--writecsv", help="Enable CSV output (only available in simulation)", action="store_true")
          args, unknown = parser.parse_known_args()
  
          if args.sim:
              import crazyflieSim
              self.timeHelper = crazyflieSim.TimeHelper(args.vis, args.dt, args.writecsv)
              self.allcfs = crazyflieSim.CrazyflieServer(self.timeHelper)
          else:
              import crazyflie
              self.allcfs = crazyflie.CrazyflieServer()
              self.timeHelper = crazyflie.TimeHelper()
              if args.writecsv:
                  print("WARNING: writecsv argument ignored! This is only available in simulation.")
          self.input = genericJoystick.Joystick(self.timeHelper)
  
subject: allow calling script to use argparse