1#! /usr/bin/python 2 3# See README.txt for information and build instructions. 4 5import addressbook_pb2 6import sys 7 8# This function fills in a Person message based on user input. 9def PromptForAddress(person): 10 person.id = int(raw_input("Enter person ID number: ")) 11 person.name = raw_input("Enter name: ") 12 13 email = raw_input("Enter email address (blank for none): ") 14 if email != "": 15 person.email = email 16 17 while True: 18 number = raw_input("Enter a phone number (or leave blank to finish): ") 19 if number == "": 20 break 21 22 phone_number = person.phone.add() 23 phone_number.number = number 24 25 type = raw_input("Is this a mobile, home, or work phone? ") 26 if type == "mobile": 27 phone_number.type = addressbook_pb2.Person.MOBILE 28 elif type == "home": 29 phone_number.type = addressbook_pb2.Person.HOME 30 elif type == "work": 31 phone_number.type = addressbook_pb2.Person.WORK 32 else: 33 print "Unknown phone type; leaving as default value." 34 35# Main procedure: Reads the entire address book from a file, 36# adds one person based on user input, then writes it back out to the same 37# file. 38if len(sys.argv) != 2: 39 print "Usage:", sys.argv[0], "ADDRESS_BOOK_FILE" 40 sys.exit(-1) 41 42address_book = addressbook_pb2.AddressBook() 43 44# Read the existing address book. 45try: 46 f = open(sys.argv[1], "rb") 47 address_book.ParseFromString(f.read()) 48 f.close() 49except IOError: 50 print sys.argv[1] + ": File not found. Creating a new file." 51 52# Add an address. 53PromptForAddress(address_book.person.add()) 54 55# Write the new address book back to disk. 56f = open(sys.argv[1], "wb") 57f.write(address_book.SerializeToString()) 58f.close() 59