#encoding:utf-8
import time
import csv
import pandas as pd

# a = "2015-03-18 00:00:00"
# timeArray = time.strptime(a, "%Y-%m-%d %H:%M:%S")
# otherStyleTime = time.strftime("%Y%m%d", timeArray)
# print(otherStyleTime)
#
# d = pd.read_csv('G:\copd\data\copd\chengdu\cd_510104_jinjiang.csv', usecols=['case', 'roi', 'eq. diam.','x loc.','y loc.','slice no.'])
# print(d)

def merge_pol()
