Author: Antonio Cuni <[email protected]>
Branch: fastjson
Changeset: r64830:e851f2e812ec
Date: 2013-06-06 16:53 +0200
http://bitbucket.org/pypy/pypy/changeset/e851f2e812ec/
Log: call math.pow only when it's really needed. Believe it or not, it
saves another 5% on my benchmark
diff --git a/pypy/module/_fastjson/interp_decoder.py
b/pypy/module/_fastjson/interp_decoder.py
--- a/pypy/module/_fastjson/interp_decoder.py
+++ b/pypy/module/_fastjson/interp_decoder.py
@@ -160,7 +160,8 @@
if is_float:
# build the float
floatval = intval + frcval
- floatval = floatval * math.pow(10, exp)
+ if exp != 0:
+ floatval = floatval * math.pow(10, exp)
return self.space.wrap(floatval)
else:
return self.space.wrap(intval)
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