Method remove_unused

python/tvm/relax/binding_rewrite.py:99–114

Remove a statement by its variable definition if and only if it is unused. Parameters ---------- var : Var The unused variable definition. allow_undef : bool, optional Whether to allow var being undefined variable, by default False

(self, var: Var, allow_undef=False)

        _ffi_api.dfb_rewrite_add(self, expr, name, is_dfvar)  # type: ignore

    def remove_unused(self, var: Var, allow_undef=False) -> None:
        """
        Remove a statement by its variable definition if and only if it is unused.

        Parameters
        ----------
        var : Var
            The unused variable definition.
        allow_undef : bool, optional
            Whether to allow var being undefined variable, by default False

        Raises
        ------
        RuntimeError if the variable is used or undefined (allow_undef=False).
        """
        _ffi_api.dfb_rewrite_remove_unused(self, var, allow_undef)  # type: ignore

    def remove_all_unused(self) -> None:
        """