python 新手，求解。。。。这是书上的一个例子，运行总是有问题，求各位大神帮忙看看！！！感激不尽。
metas · 2014-11-25 09:19:04 +08:00 · 3636 次点击这是一个创建于 3659 天前的主题，其中的信息可能已经有所发展或是发生改变。
#database.py
import sys,shelve
def store_person(db):
"""
Query user for data and store it in the shelf object
"""
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:')
db[pid]=person
def lookup_person(db):
"""
Query user for ID and desired filed,and fecth the corresponding data form the shelf object
"""
pid = raw_input('Enter ID number')
filed = raw_input('What would you like to know?(name,age,phone)')
filed = filed.strip().lower()
print filed.capitalize() + ':',db[pid][filed]
def print_help():
print'The availabel command are:'
print'store: Store information about a person'
print'lookup: Lookup a person form a ID number'
print 'quit: Save changes and exit'
print'? : prints this message '
def enter_command():
cmd = raw_input('Enter command(? for help):')
cmd = cmd.strip().lower()
return cmd
def main():
database = shelve.open('C:\\database.dat ')
try:
while Ture:
cmd = enter_command()
if cmd =='store':
store_person(database)
elif cmd =='lookup':
lookup_person(database)
elif cmd =='?':
print_help
elif cmd =='quit':
return
finally:
database.close()
if __name__ == '__main__':
main()
import sys,shelve
def store_person(db):
"""
Query user for data and store it in the shelf object
"""
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:')
db[pid]=person
def lookup_person(db):
"""
Query user for ID and desired filed,and fecth the corresponding data form the shelf object
"""
pid = raw_input('Enter ID number')
filed = raw_input('What would you like to know?(name,age,phone)')
filed = filed.strip().lower()
print filed.capitalize() + ':',db[pid][filed]
def print_help():
print'The availabel command are:'
print'store: Store information about a person'
print'lookup: Lookup a person form a ID number'
print 'quit: Save changes and exit'
print'? : prints this message '
def enter_command():
cmd = raw_input('Enter command(? for help):')
cmd = cmd.strip().lower()
return cmd
def main():
database = shelve.open('C:\\database.dat ')
try:
while Ture:
cmd = enter_command()
if cmd =='store':
store_person(database)
elif cmd =='lookup':
lookup_person(database)
elif cmd =='?':
print_help
elif cmd =='quit':
return
finally:
database.close()
if __name__ == '__main__':
main()
第 1 条附言 · 2014-11-25 12:45:35 +08:00
true已改
下面是错误信息
Traceback (most recent call last):
File "database.py", line 55, in <module>
main()
File "database.py", line 39, in main
database = shelve.open('C:\\database.dat ')
File "C:\Python27\lib\shelve.py", line 239, in open
return DbfilenameShelf(filename, flag, protocol, writeback)
File "C:\Python27\lib\shelve.py", line 223, in __init__
Shelf.__init__(self, anydbm.open(filename, flag), protocol, writeback)
File "C:\Python27\lib\anydbm.py", line 82, in open
raise error, "db type could not be determined"
anydbm.error: db type could not be determined
https://gist.github.com/这个我打不开啊，可能这几天 电信抽风了
下面是错误信息
Traceback (most recent call last):
File "database.py", line 55, in <module>
main()
File "database.py", line 39, in main
database = shelve.open('C:\\database.dat ')
File "C:\Python27\lib\shelve.py", line 239, in open
return DbfilenameShelf(filename, flag, protocol, writeback)
File "C:\Python27\lib\shelve.py", line 223, in __init__
Shelf.__init__(self, anydbm.open(filename, flag), protocol, writeback)
File "C:\Python27\lib\anydbm.py", line 82, in open
raise error, "db type could not be determined"
anydbm.error: db type could not be determined
https://gist.github.com/这个我打不开啊，可能这几天 电信抽风了
第 2 条附言 · 2014-11-25 12:55:57 +08:00
代码在下面，麻烦大家了。
第 3 条附言 · 2014-11-25 14:04:13 +08:00
我靠，好难啊，贴的代码不见了。。。。就是那个空的。。。
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1
metas OP 空格自动没了。。。没了。。
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2
tankb52 2014-11-25 09:29:56 +08:00
不能贴代码吗?
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3
tankb52 2014-11-25 09:31:19 +08:00
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4
lcqtdwj 2014-11-25 09:44:49 +08:00
贴报错啊。。。
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5
libo26 2014-11-25 10:02:06 +08:00
把代码贴到gist上
https://gist.github.com/ |
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6
letv 2014-11-25 10:13:45 +08:00
错误信息呢？
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7
letv 2014-11-25 10:15:41 +08:00
while Ture:
改成while True: |
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8
huigeer 2014-11-25 10:28:23 +08:00
楼上真相帝
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11
metas OP |
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16
Sylv 2014-11-25 14:34:04 +08:00
你的代码我试了在 Mac 下运行正常，看报错应该是 database.dat 文件的问题，把 C:\\database.dat 删了再运行试下吧
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