utility for dictionary manipulation

src/python/dm/common/utility/dictUtility.py

+#!/usr/bin/env python
+
+import copy
+
+class DictUtility:
+
+    @classmethod
+    def deepCopy(cls, dict, includeKeys=[], excludeKeys=[]):
+        dict2 = copy.deepcopy(dict)
+        if len(includeKeys):
+            for key in dict2.keys():
+                if not key in includeKeys:
+                    del dict2[key]
+        elif len(excludeKeys):
+            for key in excludeKeys:
+                if dict2.has_key(key):
+                    del dict2[key]
+        return dict2
+
+#######################################################################
+# Testing.
+if __name__ == '__main__':
+    print DictUtility.deepCopy({'k1': '1', 'k2' : '2'}, excludeKeys=['k1'])
+    print  DictUtility.deepCopy({'k1': '1', 'k2' : '2'}, includeKeys=['k1'])
+    print  DictUtility.deepCopy({'k1': '1', 'k2' : '2'})
+