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Misc improvements to the itertools docs by rhettinger · Pull Request #119040 · python/cpython · GitHub
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Misc improvements to the itertools docs #119040

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Merged
rhettinger merged 7 commits into from
May 14, 2024
Merged

Misc improvements to the itertools docs #119040

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a014894
Remove self-evident comment in iter_index
rhettinger May 13, 2024
c4bfbfb
Use contextlib.suppress() instead of try/except
rhettinger May 13, 2024
7b82543
Simplify with "yield from"
rhettinger May 13, 2024
0eb2662
Simplify with "yield from"
rhettinger May 13, 2024
83f367c
Replace "it" with "iterable" in places where it helps.
rhettinger May 13, 2024
206cd5e
More accurate tee() equivalent with a shared data store
rhettinger May 14, 2024
4f2b6a8
Match the "return" style of the other equivalents
rhettinger May 14, 2024
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Replace "it" with "iterable" in places where it helps.
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@rhettinger
rhettinger committed May 13, 2024
commit 83f367cffe6291715f4dcc1ca24bf3ddae7c82c5
10 changes: 5 additions & 5 deletions Doc/library/itertools.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -122,15 +122,15 @@ loops that truncate the stream.
# accumulate([1,2,3,4,5]) → 1 3 6 10 15
# accumulate([1,2,3,4,5], initial=100) → 100 101 103 106 110 115
# accumulate([1,2,3,4,5], operator.mul) → 1 2 6 24 120
it = iter(iterable)
iterator = iter(iterable)
total = initial
if initial is None:
try:
total = next(it)
total = next(iterator)
except StopIteration:
return
yield total
for element in it:
for element in iterator:
total = func(total, element)
yield total

Expand Down Expand Up @@ -741,9 +741,9 @@ loops that truncate the stream.
return
while True:
values = []
for i, it in enumerate(iterators):
for i, iterator in enumerate(iterators):
try:
value = next(it)
value = next(iterator)
except StopIteration:
num_active -= 1
if not num_active:
Expand Down