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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 createDashboardOverlay(self, pchOverlayKey, pchOverlayFriendlyName):
 """Creates a dashboard overlay and returns its handle"""


        fn = self.function_table.createDashboardOverlay
        pMainHandle = VROverlayHandle_t()
        pThumbnailHandle = VROverlayHandle_t()
        result = fn(pchOverlayKey, pchOverlayFriendlyName, byref(pMainHandle), byref(pThumbnailHandle))
        return result, pMainHandle, pThumbnailHandle