https://github.com/python/cpython/commit/741c6386b8615fbfb4f2e6027556751039119950
commit: 741c6386b8615fbfb4f2e6027556751039119950
branch: main
author: Raymond Hettinger <rhettin...@users.noreply.github.com>
committer: rhettinger <rhettin...@users.noreply.github.com>
date: 2025-04-18T12:41:13-05:00
summary:
Minor doc edit: Make multinomial() the first math example (gh-132697)
files:
M Doc/library/itertools.rst
diff --git a/Doc/library/itertools.rst b/Doc/library/itertools.rst
index 438f3db60c396d..00925ae920aad9 100644
--- a/Doc/library/itertools.rst
+++ b/Doc/library/itertools.rst
@@ -1009,6 +1009,12 @@ The following recipes have a more mathematical flavor:
.. testcode::
+ def multinomial(*counts):
+ "Number of distinct arrangements of a multiset."
+ # Counter('abracadabra').values() → 5 2 2 1 1
+ # multinomial(5, 2, 2, 1, 1) → 83160
+ return prod(map(comb, accumulate(counts), counts))
+
def powerset(iterable):
"Subsequences of the iterable from shortest to longest."
# powerset([1,2,3]) → () (1,) (2,) (3,) (1,2) (1,3) (2,3) (1,2,3)
@@ -1127,12 +1133,6 @@ The following recipes have a more mathematical flavor:
n -= n // prime
return n
- def multinomial(*counts):
- "Number of distinct arrangements of a multiset."
- # Counter('abracadabra').values() → 5 2 2 1 1
- # multinomial(5, 2, 2, 1, 1) → 83160
- return prod(map(comb, accumulate(counts), counts))
-
.. doctest::
:hide:
_______________________________________________
Python-checkins mailing list -- python-checkins@python.org
To unsubscribe send an email to python-checkins-le...@python.org
https://mail.python.org/mailman3/lists/python-checkins.python.org/
Member address: arch...@mail-archive.com
