text: import matplotlib.pyplot as plt
  import numpy as np
  
  import IPython
  
  data = np.loadtxt(r"..\C++\SLAM_estimates.csv",delimiter=",")
  data[data==0] = np.nan
  robot = data[:,:2]
  plt.plot(robot[:,0],robot[:,1],'ko',label='robot')
  
  for j, i in enumerate(range(3,data.shape[1],2)):
      plt.plot(data[:,i],data[:,i+1],'o', label = 'landmark: '+ str(j))
  
  plt.grid()
  plt.xlabel("X Coord")
  plt.ylabel("Y Coord")
  plt.legend()
  plt.show()
  