On Sat, 24 May 2008 13:12:13 +0200, Johannes Bauer wrote:
> Carl Banks schrieb:
>
>> p = myfunction()
>> if p:
>> print p
>>
>> (I recommend doing it this way in C, too.)
>
> This is okay for if-clauses, but sucks for while-loops:
>
> while (fgets(buf, sizeof(buf), f)) {
> printf("%s\n", buf);
> }
>
> is much shorter than
>
> char *tmp;
> tmp = fgets(buf, sizeof(buf), f);
> while (tmp) {
> printf("%s\n", buf);
> tmp = fgets(buf, sizeof(buf), f);
> }
Can be written in Python as:
from functools import partial
# ...
for buf in iter(partial(f.read, buf_size), ''):
print '%s\n' % buf
Ciao,
Marc 'BlackJack' Rintsch
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