用PYTHON输入输出字符串

这段好懂的，可以互动。

import sys
import re

class BadEmployeeFormat(Exception):
    """Badly formatted employee name"""

def get_employee():
    """
    Retrieve user imformation.
    This method simply prompts the user for
    an empoyee's name and his current job title.
    """
    employee = input('Empoyee Name:')
    role = input("Empoyee's Role:")
    if not re.match(r'^.+\s.+',employee):
        raise  BadEmployeeFormat('Full Name Requested'
        'for records database.')
    return {'name':employee, 'role':role}

if __name__ == '__main__':
    employees = []
    print ('Enter you employee, EOF to Exit...')
    while True:
        try:
            employees.append(get_employee())
        except EOFError:
            print ()
            print ("Empoyee Dump")
            for number, employee in enumerate(employees):
                print ('Emp #%d: %s, %s' % (number+1,
                employee['name'], employee['role']))
            print ('Copyright Sign 2010, SuperCompany, Inc.')
            sys.exit(0)
        except BadEmployeeFormat as e:
            print (sys.stderr, 'Error: '+str(e))