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Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/library/random.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Doc/library/random.rst b/Doc/library/random.rst index 4f25157..a543ff0 100644 --- a/Doc/library/random.rst +++ b/Doc/library/random.rst @@ -162,6 +162,13 @@ Functions for sequences with the :class:`float` values returned by :func:`random` (that includes integers, floats, and fractions but excludes decimals). + For a given seed, the :func:`choices` function with equal weighting + typically produces a different sequence than repeated calls to + :func:`choice`. The algorithm used by :func:`choices` uses floating + point arithmetic for internal consistency and speed. The algorithm used + by :func:`choice` defaults to integer arithmetic with repeated selections + to avoid small biases from round-off error. + .. versionadded:: 3.6 |