Author: Maciej Fijalkowski <[email protected]>
Branch: extradoc
Changeset: r4833:63504cdb16b2
Date: 2012-10-03 10:08 +0200
http://bitbucket.org/pypy/extradoc/changeset/63504cdb16b2/
Log: some benchmark, very informative IMO
diff --git a/talk/pyconza2012/examples/calls.py
b/talk/pyconza2012/examples/calls.py
new file mode 100644
--- /dev/null
+++ b/talk/pyconza2012/examples/calls.py
@@ -0,0 +1,32 @@
+
+import sys, time
+
+def inner(a, b, c):
+ pass
+
+def simple_call(a, b, c):
+ inner(a, b, c)
+
+def simple_call2(a, b, c):
+ inner(a, c=c, b=b)
+
+def star_call(a, b, c):
+ inner(*(a, b, c))
+
+def star_call_complex(a, b, c):
+ inner(*(a, b), **{'c': c})
+
+def abomination(a, b, c):
+ inner(**locals())
+
+def run(func):
+ count = int(sys.argv[1])
+ t0 = time.time()
+ for i in range(count):
+ func(i, i, i)
+ tk = time.time()
+ t = (tk - t0) / count
+ print "%.2e per call, %d cycles" % (t, int(t * 1.7e9))
+
+for f in [simple_call, simple_call2, star_call, star_call_complex,
abomination]:
+ run(f)
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