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Improve readability of random module examples (GH-11884) (GH-11885)

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Based on reviewer feedback from Allen Downey, convert ``lambda`` to ``def``.
(cherry picked from commit 9abb725cea)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
This commit is contained in:
Miss Islington (bot) 2019-02-15 12:47:04 -08:00 • committed by Raymond Hettinger
parent f6097306ff
commit 7a3cbcdc55
1 changed files with 6 additions and 2 deletions
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8
Doc/library/random.rst
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@ -385,12 +385,16 @@ Simulations::
>>> # Estimate the probability of getting 5 or more heads from 7 spins
>>> # of a biased coin that settles on heads 60% of the time.
>>> trial = lambda: choices('HT', cum_weights=(0.60, 1.00), k=7).count('H') >= 5
>>> def trial():
... return choices('HT', cum_weights=(0.60, 1.00), k=7).count('H') >= 5
...
>>> sum(trial() for i in range(10000)) / 10000
0.4169
>>> # Probability of the median of 5 samples being in middle two quartiles
>>> trial = lambda : 2500 <= sorted(choices(range(10000), k=5))[2] < 7500
>>> def trial():
... return 2500 <= sorted(choices(range(10000), k=5))[2] < 7500
...
>>> sum(trial() for i in range(10000)) / 10000
0.7958