import sys, shelve
def store_person(db):
pid = raw_input('Enter unique ID number: ')
person = {}
person['name'] = raw_input('Enter name: ')
person['age'] = raw_input('Enter age: ')
person['phone'] = raw_input('Enter phone number: ')
db[pid] = person
def lookup_person(db):
pid = raw_input('Enter ID number: ')
field = raw_input('What would you like to know? (name, age, phone) ')
field = field.strip().lower()
print field.capitalize() + ':', db[pid][field]
def enter_command():
cmd = raw_input('Enter command (? for help): ')
cmd = cmd.strip().lower()
return cmd
database = shelve.open('c:\\database.dat')
store_person(database)
lookup_person(database)
database.close()