8000 Misc improvement to the docs for itertools by rhettinger · Pull Request #119529 · python/cpython · GitHub
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Misc improvement to the docs for itertools #119529

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Merged
merged 16 commits into from
May 24, 2024
Merged

Misc improvement to the docs for itertools #119529

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ed59bc4
Simplify takewhile()
rhettinger May 23, 2024
acd55be
Tighter sentence
rhettinger May 23, 2024
376b376
Remove redundant batched() example. Improve variable name.
rhettinger May 23, 2024
ac27f16
Grammar nits.
rhettinger May 23, 2024
ded2660
Grammar nits.
rhettinger May 23, 2024
2a53903
Improve comress() text and code equivalent.
rhettinger May 23, 2024
83a4c37
Improve dropwhile() example with unique data elements
rhettinger May 23, 2024
a1a864e
Improve filterfalse() example with clearer predicate
rhettinger May 23, 2024
8fc899c
Clearer generator version of the rough code equivalent
rhettinger May 23, 2024
9724d5e
Better argument ordering in islice() equivalent
rhettinger May 23, 2024
3b8195b
Improve clarity of takewhile() example using unique inputs
rhettinger May 23, 2024
19de882
.
rhettinger May 23, 2024
743d5c2
Use map() to build the list of iterators
rhettinger May 23, 2024
163428a
.
rhettinger May 24, 2024
0b19fb6
.
rhettinger May 24, 2024
f297933
Sync the filterfalse() example with the dropwhile() example
rhettinger May 24, 2024
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Better argument ordering in islice() equivalent
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@rhettinger
rhettinger committed May 23, 2024
commit 9724d5e183f03995d7fe340eae2321618f2605bf
3 changes: 2 additions & 1 deletion Doc/library/itertools.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -495,13 +495,14 @@ loops that truncate the stream.
# islice('ABCDEFG', 2, 4) → C D
# islice('ABCDEFG', 2, None) → C D E F G
# islice('ABCDEFG', 0, None, 2) → A C E G

s = slice(*args)
start = 0 if s.start is None else s.start
stop = s.stop
step = 1 if s.step is None else s.step
if start < 0 or (stop is not None and stop < 0) or step <= 0:
raise ValueError
indices = count() if stop is None else range(max(stop, start))
indices = count() if stop is None else range(max(start, stop))
next_i = start
for i, element in zip(indices, iterable):
if i == next_i:
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