[Python-Dev] Use for enumerate()

David Ascher DavidA@ActiveState.com
Fri, 26 Apr 2002 17:24:12 -0700


Patrick K. O'Brien wrote:

>[David Ascher]
>
>>def getline(filename, lineno):
>>    if lineno >= 1:
>>         for i, line in enumerate(open(filename)):
>>            if i == lineno - 1:
>>                return line
>>    return ''
>>
>
>But you broke the "always close the file" rule. Cheater!!! <wink>
>
The file will get closed.  I'm just not guaranteeing when =).