[pypy-commit] benchmarks default: be fair to jython

[Raemi]

Author: Remi Meier <remi.meier at inf.ethz.ch>
Branch: 
Changeset: r263:a26f2fb58413
Date: 2014-05-29 11:27 +0200
http://bitbucket.org/pypy/benchmarks/changeset/a26f2fb58413/

Log:	be fair to jython

diff --git a/multithread/raytrace/raytrace.py b/multithread/raytrace/raytrace.py
--- a/multithread/raytrace/raytrace.py
+++ b/multithread/raytrace/raytrace.py
@@ -7,10 +7,19 @@
     print_abort_info, hint_commit_soon)
 import time
 
+import platform
+if platform.python_implementation() == "Jython":
+    # be fair to jython and don't use a lock where none is required:
+    class fakeatomic:
+        def __enter__(self):
+            pass
+        def __exit__(self,*args):
+            pass
+    atomic = fakeatomic()
+
+
 AMBIENT = 0.1
 
-
-
 class Vector(object):
     def __init__(self,x,y,z):
         self.x = x