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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 setMLPrefix(self, sMeshLocalPrefix):
 """set mesh local prefix"""

        print '%s call setMLPrefix' % self.port
        try:
            cmd = 'dataset meshlocalprefix %s' % sMeshLocalPrefix
            self.hasActiveDatasetToCommit = True
            return self.__sendCommand(cmd)[0] == 'Done'
        except Exception, e:
            ModuleHelper.WriteIntoDebugLogger("setMLPrefix() Error: " + str(e))