old_contents: #!/usr/bin/env python
  TRAJECTORY = 'linear'
  CONTROLLER = 'trapezoidal'
  
  if TRAJECTORY == 'linear':
      SIMULATION_TIME_IN_SECONDS = 40.0
  elif TRAJECTORY == 'circular':
      SIMULATION_TIME_IN_SECONDS = 120.0
  elif TRAJECTORY == 'squared':
      SIMULATION_TIME_IN_SECONDS = 160.0
  
  DELTA_T = 0.1 # this is the sampling time
  STEPS = int(SIMULATION_TIME_IN_SECONDS / DELTA_T)
  
  # control constants
  K_X = 0.90
  K_Y = 0.90
  K_THETA = 0.90
  
new_contents: #!/usr/bin/env python
  TRAJECTORY = 'linear'
  
  if TRAJECTORY == 'linear':
      SIMULATION_TIME_IN_SECONDS = 40.0
  elif TRAJECTORY == 'circular':
      SIMULATION_TIME_IN_SECONDS = 120.0
  elif TRAJECTORY == 'squared':
      SIMULATION_TIME_IN_SECONDS = 160.0
  
  DELTA_T = 0.1 # this is the sampling time
  STEPS = int(SIMULATION_TIME_IN_SECONDS / DELTA_T)
  
  # control constants
  K_X = 0.90
  K_Y = 0.90
  K_THETA = 0.90
  
subject: Remove variable