def entry_func(self):
        """Get the entry function

        Returns
        -------
        f : Function
            The entry function if exist
        """
        if self._entry:
            return self._entry
        self._entry = self.get_function(self.entry_name)
        return self._entry
Get the entry function

        Returns
        -------
        f : Function
            The entry function if exist
        
python/dgl/_ffi/function.py