patches/Restricted: allow random.SystemRandom

product/ERP5Type/patches/Restricted.py

@@ -325,3 +325,6 @@ for member_id in dir(decimal):
   if isinstance(member, type) and issubclass(member, decimal.DecimalException):
     ContainerAssertions[member] = 1
 del member_id, member
+
+from random import SystemRandom
+allow_type(SystemRandom)

product/ERP5Type/tests/testRestrictedPythonSecurity.py

@@ -91,6 +91,10 @@ class TestRestrictedPythonSecurity(ERP5TypeTestCase):
     self.createAndRunScript('import decimal',
                             'return decimal.Decimal.from_float(3.3)')
 
+  def testSystemRandom(self):
+    self.createAndRunScript('import random',
+                            'return random.SystemRandom().getrandbits(10)')
+
 def test_suite():
   suite = unittest.TestSuite()
   suite.addTest(unittest.makeSuite(TestRestrictedPythonSecurity))