[Python] Little practice __ Create your own command-line Address Book program

Create your own command-line address book program.

In this app, you can add, edit, delete, and search your contacts (friends, family, colleagues, etc.) and their information (such as e-mail addresses and/or phone numbers).

These details should be saved for later extraction.

Python version 3.4.3

1 #Create your own command-line address book program. In this program,2 #you can add, edit, delete, and search your contacts (friends, family, colleagues, and so on).3 #and their information (such as e-mail addresses and/or phone numbers). 4 #These details should be saved for later extraction. 5 #python version 3.4.36 ImportPickle as P7 ImportSYS8 ImportOS9 Tenfilename ='Phonebook.data' One  A #create a class that represents a person's information - classMember: -     def __init__(self,name,mail,phone): theSelf.name =name -Self.mail =Mail -Self.phone =Phone -  + #remove the object from the file and return - defreadbypickle (filename): +f = open (filename,'RB') AInfos =p.load (f) at f.close () -     returninfos -  - #writing an object to a file - defWritebypickle (infos,filename): -f = open (filename,'WB') in p.dump (infos,f) - f.close () to  + defScanall (): -Infos =readbypickle (filename) the      forName,infoinchInfos.items (): *         Print(Name,'\ t', info) $     delinfosPanax Notoginseng     #Infos Here is the object, run out and remember to clear out -  the #key in someone,receive the info + defsearch (): AInfos =readbypickle (filename) theperson = input ('Please enter the name of you search:') +     ifPersoninchinfos: -         Print('Result:', Infos[person]) $     Else: $         Print('No data!') -     delinfos -  the defupdate (): -info = input ('Please enter your updating info like:someone,[email protected],123: \ n')WuyiInfo_1 = Info.split (',') thetemp = Member (info_1[0],info_1[1],info_1[2]) -Infos =readbypickle (filename) WuInfos[temp.name] = Temp.mail +','+Temp.phone - Writebypickle (infos,filename) About     delinfos $  - defDelete (): -Infos =readbypickle (filename) -info = input ('Please enter the name of the want to delete:') A     Try: +         delInfos[info] the     except: -         Print('Delete failed,please Check your input.') $     finally: the         Print(infos) the Writebypickle (infos,filename) the         delinfos the  - defMain (): in      whileTrue: theCommand = input ('\n==========menu==========\n1 scan\n2 search\n3 update\n4 delete\n5 exit\n') the         ifCommand = ='1': About Scanall () the         elifCommand = ='2': the Search () the         elifCommand = ='3': + Update () -         elifCommand = ='4': the Delete ()Bayi         Else: the sys.exit () the Print('Versioninfo:', Sys.version) - if(os.path.exists (filename)): - Main () the Else: theInfos = {'Rebecah':'[Email protected],12345'} the Writebypickle (infos,filename) theMain ()

[Python] Little practice __ Create your own command-line Address Book program