字典实例：利用字典将两个通讯录文本合并为一个文本

#利用字典将两个通讯录文本合并为一个文本
def main():
    ftele1=open("d:\TeleAddressBook.txt","rb")
    ftele2=open("d:\EmailAddressBook.txt","rb")
    ftele1.readline()#跳过第一行
    ftele2.readline()
    lines1=ftele1.readlines()
    lines2=ftele2.readlines()
    dic1={}
    dic2={}
    for line in lines1:#获取第一个文本中的姓名和电话信息
        elements=line.split()
        #将文本中的读出来的bytes转换为str
        dic1[elements[0]]=str(elements[1].decode('gbk'))
    for line in lines2:
        elements=line.split()
        dic2[elements[0]]=str(elements[1].decode("gbk"))

    lines=[]
    lines.append("姓名\t 电话\t 邮箱\n")

    for key in dic1:
        s=''
        if key in dic2.keys():
            s='\t'.join([str(key.decode('gbk')),dic1[key],dic2[key]])
            s+='\n'
        else:
            s='\t'.join([str(key.decode('gbk')),dic1[key],str(' ---- ')])
            s+='\n'
        lines.append(s)
    for key in dic2:
        s=''
        if key not in dic1.keys():
            s='\t'.join([str(key.decode('gbk')),str(' ---- '),dic2[key]])
            s+='\n'
        lines.append(s)
    ftele3=open("d:\dizhibook.txt","w")
    ftele3.writelines(lines)
    ftele3.close()
    ftele2.close()
    ftele1.close()
    print("The dizhibook are merged!")
main()