<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get(self, namespacePrefix):
 """Get a specific configuration namespace"""

        ns = db.ConfigNamespace.find_one(ConfigNamespace.namespace_prefix == namespacePrefix)
        if not ns:
            return self.make_response('No such namespace: {}'.format(namespacePrefix), HTTP.NOT_FOUND)

        return self.make_response({
            'message': None,
            'namespace': ns
        })