python读写文件

#coding:utf8

def isalary():
     # 若写入文件时，要追加到同一个文件，则open(u"information.txt","a")
    with open(u"F:/file1.txt","r") as fp,open(u"information.txt","w") as fi:

            #获取文件的内容 可以直接f=fp.readlines不用下一步
            f = fp.read()            
            #将读取的数据分割放在列表里
            f =f.splitlines()

            for one in f:                #先将每一行去空格
                one = one.strip()                
                #如果是空行，跳过本次循环
                if one == "":
                    continue
                if one.count(";") != 1:
                    continue               
                #将字符串分割,获取字段
                namepart,salarypart = one.split(";")
                salary = int(salarypart.split(":")[1].strip())
                name = namepart.split(":")[1].strip()
                tax = int(salary*0.1)
                incom = int(salary*0.9)
                

                #写进文件的时候必须加换行符
                co = "name : %-10s,salary : %-10s,tax : %-10d, incom : %-10d\n"%(name,salary,tax,incom)
                fi.write(co)
isalary()