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aminami1127/countup.py

Last active August 29, 2015 14:14
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itertools.takewhile
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countup.py
from itertools import takewhile
from itertools import count
def count_up(start, step, stop):
return takewhile(lambda x: x < stop, count(start, step))
print list(count_up(1, 3, 10))
# >>[1, 4, 7]
print list(count_up(1, 6, 30))
# >>[1, 7, 13, 19, 25]
@aminami1127
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By useing itertools.takewhile and itertools.count, it’s easy to create counter function. cool!

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