kopia lustrzana https://github.com/micropython/micropython-lib
17 wiersze
616 B
Python
17 wiersze
616 B
Python
import itertools
|
|
|
|
assert list(itertools.islice(list(range(10)), 4)) == [0, 1, 2, 3]
|
|
assert list(itertools.islice(list(range(10)), 2, 6)) == [2, 3, 4, 5]
|
|
assert list(itertools.islice(list(range(10)), 2, 6, 2)) == [2, 4]
|
|
|
|
def g():
|
|
while True:
|
|
yield 123
|
|
|
|
assert list(itertools.islice(g(), 5)) == [123, 123, 123, 123, 123]
|
|
|
|
assert list(itertools.islice(itertools.cycle([1, 2, 3]), 10)) == [1, 2, 3, 1, 2, 3, 1, 2, 3, 1]
|
|
assert list(itertools.islice(itertools.cycle(reversed([1, 2, 3])), 7)) == [3, 2, 1, 3, 2, 1, 3]
|
|
|
|
assert list(itertools.starmap(lambda x, y: x * y, [[1, 2], [2, 3], [3, 4]])) == [2, 6, 12]
|