Exception has occurred: ValueError a must be greater than 0 unless no samples are taken

[EchoHayate]

单独跑kmeans_for_anchors.py 报错如下
Exception has occurred: ValueError
a must be greater than 0 unless no samples are taken
File "C:\Users\10407\Desktop\kmeans.py", line 161, in kmeans
cluster = box[np.random.choice(row, k, replace = False)]
File "C:\Users\10407\Desktop\kmeans.py", line 247, in
cluster, near = kmeans(data, anchors_num)
ValueError: a must be greater than 0 unless no samples are taken
vocdevkit路径已经按照说明配置好，求指点