#!/usr/bin/env python

#coding=utf-8

#随机抽取一部分图片作为测试集

import random

NameList=[]#存储所有图片名字

'''

NameListPath='NameList_v.txt' #图片名存储地址

SlicePath='Main visibal/test.txt' #抽取的元素的存储地址

SlicePath2='Main visibal/trainval.txt' #剩余的元素存储地址

'''

NameListPath='Main visibal/trainval.txt'#图片名存储地址

SlicePath='Main visibal/val.txt' #抽取的元素的存储地址

SlicePath2='Main visibal/train.txt' #剩余的元素存储地址

#slice_num=164 #抽取数量

slice_num=66 #抽取数量

file_object = open(NameListPath)

try:

    for line in file_object:

        '''line_new=line[ :-2] #截掉Windows下的\r\n

        line_new+='\n' #增加换行

        NameList.append(line_new)'''

        NameList.append(line)

finally:

    file_object.close( )

#随机抽取

slice = random.sample(NameList, slice_num)

#print slice

#存储随机抽取的元素

output1 = open(SlicePath, 'w')

try:

    output1.writelines(slice)

finally:

    output1.close()

#抽取后剩余

slice2=NameList

for name in slice:

    slice2.remove(name)

#print slice2

#存储随机抽取后剩余的元素

output2 = open(SlicePath2, 'w')

try:

    output2.writelines(slice2)

finally:

    output2.close()

print 'Done!'