Python解析气象预报（T639）数据

import os,sys
import string
from datetime import *
import time
import calendar
import json

start = time.clock()

#read data
filePath = ‘E:\\New folder\\16050320.024‘
fileOrg = open(filePath, ‘r‘)
lineData=[line.strip().replace(‘\t‘, ‘ ‘) for line in fileOrg.readlines() if line != ‘\n‘ ]
fileOrg.close()

#parse data
dataInfo = lineData[2].split(‘ ‘)
reso = float(dataInfo[0])
xNum = int(dataInfo[6])
yNum = int(dataInfo[7])
startLon = reso / 2.0
startLat = reso / 2.0
data = ‘\n‘.join(lineData[3:])
#print(str(xNum) + "   " + str(yNum) + "   " + str(startLon) + "   " + str(startLat) + "   " + str(reso));

#write data
file_object = open(‘T639.txt‘, ‘w‘)
file_object.write("NCOLS         " + str(xNum) + "\n")
file_object.write("NROWS         " + str(yNum) + "\n")
file_object.write("XLLCENTER     " + str(startLon) + "\n")
file_object.write("YLLCENTER     " + str(startLat) + "\n")  # round(YReso, 3) * 
file_object.write("CELLSIZE      " + str(reso) + "\n")
file_object.write("NODATA_VALUE  " + str(-9999) + "\n")
file_object.writelines(data)
file_object.close()

#
end = time.clock()
dateSpanTransfer = end - start
print("read: %f s" % dateSpanTransfer)