[Tutor] extracting elements in a sequence
antonmuhin at rambler.ru
antonmuhin at rambler.ru" <antonmuhin@rambler.ru
Mon Feb 10 07:55:02 2003
Hello Tim,
Sunday, February 9, 2003, 8:34:54 PM, you wrote:
TJ> Hello All:
TJ> Is there a builtin way to extract elements in a series
TJ> as in
TJ> test = [1,'one',2,'two',3,'three']
TJ> extract(test,2)
TJ> = [1,2,3]
TJ> or extract(test,3)
TJ> = [1,'two']
TJ> If so, pointers to documentation would be appreciated.
Another solution:
def extract(seq, step):
return [seq[i] for i in range(0, len(seq), step)]
--
Best regards,
anton mailto:antonmuhin@rambler.ru