On Fri, 13 Jul 2007 20:44:13 +0300, <[EMAIL PROTECTED]> wrote:
>
> Hi!
> My code is
>
> > db = {}
> >
>> def display():
>> keyList = db.keys()
>> sortedList = keyList.sort()
>> for name in sortedList:
>> line = 'Name: %s, Number: %s' % (name, db[name])
>> print line.replace('\r', '')
>
> And it gives following error:
>
>> for name in sortedList:
>> TypeError: 'NoneType' object is not iterable
>
> How can sortedList variable turn into NoneType? I just don't get it...
db is out of scope, you have to pass it to the function:
>> def display(db):
>> keyList = db.keys()
>> sortedList = keyList.sort()
>> for name in sortedList:
>> line = 'Name: %s, Number: %s' % (name, db[name])
>> print line.replace('\r', '')
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