From: Raymond Hettinger <rhettinger@users.noreply.github.com>
Date: Sat, 23 Jul 2022 23:07:17 +0000 (-0500)
Subject: Compute v only when needed. (#95183)
X-Git-Tag: v3.12.0a1~870
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a2fbc511985f77c16c0f4a6fc6d3da9ab81a86b7;p=thirdparty%2FPython%2Fcpython.git

Compute v only when needed. (#95183)
---

diff --git a/Lib/random.py b/Lib/random.py
index 00849bd7e732..ef0034adce5e 100644
--- a/Lib/random.py
+++ b/Lib/random.py
@@ -787,7 +787,6 @@ class Random(_random.Random):
         while True:
 
             u = random()
-            v = random()
             u -= 0.5
             us = 0.5 - _fabs(u)
             k = _floor((2.0 * a / us + b) * u + c)
@@ -796,6 +795,7 @@ class Random(_random.Random):
 
             # The early-out "squeeze" test substantially reduces
             # the number of acceptance condition evaluations.
+            v = random()
             if us >= 0.07 and v <= vr:
                 return k