课程设计--Python通讯录管理系统.zip

from os import path def index(alist,n): K=[] for i in alist: if n in i: K.append(i) return K print(F'{19*"="}欢迎使用通讯录管理系统{19*"="}') print('姓名\t手机号码') print(F'{19*"-"}') namelist=[] numberlist=[] if path.exists('通讯录'): A={} a=open('通讯录','r',encoding='utf8') b=a.readlines() a.close() for i in b: i=i.split('\n')[0] B=i.split(' ') A[B[0]]=B[1] for i,j in A.items(): namelist.append(i) numberlist.append(j) print(F'{i}\t{j}') else: print(F'None\tNone') a=open('通讯录','w',encoding='utf8') a.close() print(F'{60*"="}') print('请选择要执行的操作:【添加-A 修改-R 删除-D 查找-F 退出-E】') while True: i=input('>>> ') if i.upper() == 'A': name=input('请输入姓名:') number=input('请输入电话号码:') a=open('通讯录','a+',encoding='utf8') a.write(F'{name} {number}\n') a.close() if i.upper() == 'R': name=input('请输入姓名:') a=index(namelist,name) if a == '': print(F'未找到\'{name}\'') else: print('查找到以下:') for i in range(len(a)): print(F'{i}.{a[i]}') n=input('请输入编号:') Q=a[int(n)] n=namelist.index(Q) c=open('通讯录','r',encoding='utf8') d=c.readlines() c.close() c=open('通讯录','w',encoding='utf8') d[n]=Q+' '+input('请输入电话号码:') for i in d: c.write(i) c.close() if i.upper() == 'D': name=input('请输入姓名:') a=index(namelist,name) if a == '': print(F'未找到\'{name}\'') else: print('查找到以下:') for i in range(len(a)): print(F'{i}.{a[i]}') n=input('请输入编号:') Q=a[int(n)] n=namelist.index(Q) c=open('通讯录','r',encoding='utf8') d=c.readlines() c.close() k=[] for i in d: if Q not in i: k.append(i) c=open('通讯录','w',encoding='utf8') for i in k: c.write(i) c.close() if i.upper() == 'F': name=input('请输入姓名:') a=index(namelist,name) if a == []: print(F'未找到\'{name}\'') else: print('查找到以下:') for i in a: j=namelist.index(i) j=numberlist[j] print(i,j) if i.upper() == 'E': break