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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 getRenderModelName(self, unRenderModelIndex, pchRenderModelName, unRenderModelNameLen):
 """ Use this to get the names of available render models. Index does not correlate to a tracked device index, but is only used for iterating over all available render models. If the index is out of range, this function will return 0. Otherwise, it will return the size of the buffer required for the name. """


        fn = self.function_table.getRenderModelName
        result = fn(unRenderModelIndex, pchRenderModelName, unRenderModelNameLen)
        return result