text: import numpy as np
  
  class Rotor:
      def __init__(self, position_body, direction_body, clockwise, torque_coef):
          self.position = position_body
          self.direction = direction_body
          self.direction = self.direction / np.linalg.norm(self.direction)
          self.clockwise = clockwise
          self.torque_coef = torque_coef
  