# -*- coding: utf-8 -*-"""Spyder EditorThis is a temporary script file."""import mxnet as mximport numpy as npimport pickle as pkl#1.picklea = mx.nd.ones((2, 3))# 序列化存储data = pkl.dumps(a)pkl.dump(data, open(‘tmp.pickle‘, ‘wb‘))# 序列化读取 data = pkl.load(open(‘tmp.pickle‘, ‘rb‘))b = pkl.loads(data)print b.asnumpy()#2.直接读写a = mx.nd.ones((2,3))b = mx.nd.ones((5,6))mx.nd.save("temp.ndarray", [a,b])c = mx.nd.load("temp.ndarray")print cd = {‘a‘:a, ‘b‘:b}mx.nd.save("temp.ndarray", d)c = mx.nd.load("temp.ndarray")print c[[1. 1. 1.]
?[1. 1. 1.]]
[
[[1. 1. 1.]
?[1. 1. 1.]]
<NDArray 2x3 @cpu(0)>,?
[[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]]
<NDArray 5x6 @cpu(0)>]
{‘a‘:?
[[1. 1. 1.]
?[1. 1. 1.]]
<NDArray 2x3 @cpu(0)>, ‘b‘:?
[[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]
?[1. 1. 1. 1. 1. 1.]]
<NDArray 5x6 @cpu(0)>}
a = mx.nd.ones((2, 3))mx.nd.save("temp.ndarray", [a,])a <- mx.nd.load("temp.ndarray")as.array(a[[1]])## ?????[,1] [,2] [,3]## [1,] ???1 ???1 ???1## [2,] ???1 ???1 ???1mx.nd.save(‘s3://mybucket/mydata.ndarray‘, [a,]) ?# if compiled with USE_S3=1mx.nd.save(‘hdfs///users/myname/mydata.bin‘, [a,]) ?# if compiled with USE_HDFS=1mxnet-读写文件
原文地址：http://blog.51cto.com/13959448/2316998