1import numpy as np 2 3def load_data(): 4 data = np.loadtxt("data/ex1data1.txt", delimiter=',') 5 X = data[:,0] 6 y = data[:,1] 7 return X, y 8 9def load_data_multi(): 10 data = np.loadtxt("data/ex1data2.txt", delimiter=',') 11 X = data[:,:2] 12 y = data[:,2] 13 return X, y 14