Closes SF bug 527139. Moved temp variables inside guard.
diff --git a/Lib/random.py b/Lib/random.py
index fe25642..affa381 100644
--- a/Lib/random.py
+++ b/Lib/random.py
@@ -446,14 +446,9 @@
def gammavariate(self, alpha, beta):
# beta times standard gamma
- ainv = _sqrt(2.0 * alpha - 1.0)
- return beta * self.stdgamma(alpha, ainv, alpha - LOG4, alpha + ainv)
+ return beta * self.stdgamma(alpha)
- def stdgamma(self, alpha, ainv, bbb, ccc):
- # ainv = sqrt(2 * alpha - 1)
- # bbb = alpha - log(4)
- # ccc = alpha + ainv
-
+ def stdgamma(self, alpha, *args): # *args for Py2.2 compatiblity
random = self.random
if alpha <= 0.0:
raise ValueError, 'stdgamma: alpha must be > 0.0'
@@ -464,6 +459,10 @@
# variables with non-integral shape parameters",
# Applied Statistics, (1977), 26, No. 1, p71-74
+ ainv = _sqrt(2.0 * alpha - 1.0)
+ bbb = alpha - LOG4
+ ccc = alpha + ainv
+
while 1:
u1 = random()
u2 = random()