add hg and python

sys/lib/python/test/test_xpickle.py

@@ -0,0 +1,44 @@
+# test_pickle dumps and loads pickles via pickle.py.
+# test_cpickle does the same, but via the cPickle module.
+# This test covers the other two cases, making pickles with one module and
+# loading them via the other.
+
+import pickle
+import cPickle
+import unittest
+
+from test import test_support
+from test.pickletester import AbstractPickleTests
+
+class DumpCPickle_LoadPickle(AbstractPickleTests):
+
+    error = KeyError
+
+    def dumps(self, arg, proto=0, fast=0):
+        # Ignore fast
+        return cPickle.dumps(arg, proto)
+
+    def loads(self, buf):
+        # Ignore fast
+        return pickle.loads(buf)
+
+class DumpPickle_LoadCPickle(AbstractPickleTests):
+
+    error = cPickle.BadPickleGet
+
+    def dumps(self, arg, proto=0, fast=0):
+        # Ignore fast
+        return pickle.dumps(arg, proto)
+
+    def loads(self, buf):
+        # Ignore fast
+        return cPickle.loads(buf)
+
+def test_main():
+    test_support.run_unittest(
+        DumpCPickle_LoadPickle,
+        DumpPickle_LoadCPickle
+    )
+
+if __name__ == "__main__":
+    test_main()