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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _classnamedict(self, classname, namespace):
 """Get from _classnamelist and cvt to NocaseDict"""

        clns = self._classnamelist(classname, namespace)
        rtn_dict = NocaseDict()
        for cln in clns:
            rtn_dict[cln] = cln
        return rtn_dict