Python计算各距离

###刘声龙--202001170115--湖南信息学院
from scipy.spatial import distance
import numpy as np
import math
x1 = np.array([3,4,2])
x2 = np.array([5,6,1])
x3 = np.array([2,2,4])
x4 = np.array([6,4,5])
a=[x1,x2,x3,x4]
####欧氏距离
for i in range(3):
    for j in range(i+1,4):
        a1 = np.sqrt(np.square(a[i]-a[j]))
        b=a1.tolist()
        #print(b)
        print('x{}和x{}欧氏距离测试结果是：'.format(i+1,j+1),end='')
        print(round((int(b[0]*b[0]+b[1]*b[1]+b[2]*b[2]))**(1/2),2))
        #print('欧氏距离测试结果是：' + str(dist1))(int(b[0]*b[0]+b[1]*b[1]+b[2]*b[2]))**(1/2)
print()
#####曼哈顿距离
for i in range(3):
    for j in range(i+1,4):
        m1 = np.sum(np.abs(a[i]-a[j]))
        #print('曼哈顿距离测试结果是：' + str(m1))
        print('x{}和x{}曼哈