python读取文件列表修改txt内容

import os

filePath = 'img'
path2 = r'/config/FHY_gps.txt'
path3 = r'/config/FHY_gps_new.txt'
name = os.listdir(filePath)
name.sort(key=lambda x:float(x[:-4]))

file=open(path2)    
file2 = open(path3,'w+')
i=0
for line in file.readlines():
	curline=line.split(" ")
	rel_name = name[i].split('.')
	reline = rel_name[0] +"." +  rel_name[1] + " " + curline[1] + " " + curline[2] + " " + curline[3]
	print(rel_name[0],curline[1])
	print(reline+"\n")
	file2.write(reline)
	i=i+1
#file2 = open(path2,'w+')
#for x in name:
#    #rel_name = x.split('.')
#    line = x[:-4] + " " + "rgb/" + x + "\n"
#    file2.write(line)