@property
    def is_upper_hessenberg(self):
        return all(self[i, j].is_zero
            for i in range(2, self.rows)
            for j in range(i - 1))
Return the first successfully decoded string
dataset/ETHPy150Open sympy/sympy/sympy/matrices/matrices.py/MatrixBase.is_upper_hessenberg--crossover with--dataset/ETHPy150Open pjdietz/rester-sublime-http-client/rester/http.py/decode