new_contents: def Agents_Init(n):
      Boids_population=[]#agent population list
  
      for i in range(len(n)):
          #instantiate the boid class
          #float(u0)
          #float(v0)
          pos_init= n[i]
          t,u0,v0 = Terrain.ClosestPoint(pos_init)
          pos_init = Terrain.PointAt(u0,v0)
          #print pos_init
          vec_init = random_vel()
          #print vec_init
          Boids_population.append(Boid(pos_init,vec_init,N_distance,N_angle,Al_value,Se_value,Co_value))
      return Boids_population
  
subject: Create boids_init.py