Method __add__

src/__init__.py:8635–8642

(self, m)

        return math.sqrt(sum([c*c for c in self]))

    def __add__(self, m):
        if hasattr(m, "__float__"):
            return Matrix(self.a + m, self.b + m, self.c + m,
                          self.d + m, self.e + m, self.f + m)
        if len(m) != 6:
            raise ValueError("Matrix: bad seq len")
        return Matrix(self.a + m[0], self.b + m[1], self.c + m[2],
                          self.d + m[3], self.e + m[4], self.f + m[5])

    def __bool__(self):
        return not (max(self) == min(self) == 0)