Added Unicode objects to the copy mechanism. Since these are immutable,
they are copied as atomic types.
diff --git a/Lib/copy.py b/Lib/copy.py
index 100ea13..9576575 100644
--- a/Lib/copy.py
+++ b/Lib/copy.py
@@ -84,6 +84,7 @@
 d[types.LongType] = _copy_atomic
 d[types.FloatType] = _copy_atomic
 d[types.StringType] = _copy_atomic
+d[types.UnicodeType] = _copy_atomic
 try:
 	d[types.CodeType] = _copy_atomic
 except AttributeError:
@@ -160,6 +161,7 @@
 d[types.LongType] = _deepcopy_atomic
 d[types.FloatType] = _deepcopy_atomic
 d[types.StringType] = _deepcopy_atomic
+d[types.UnicodeType] = _deepcopy_atomic
 d[types.CodeType] = _deepcopy_atomic
 d[types.TypeType] = _deepcopy_atomic
 d[types.XRangeType] = _deepcopy_atomic