def contains(self, i):
        '''Returns true iff this interval contains the interval i'''
        return self.start <= i.start and i.end <= self.end
def contains(self, i):
        '''Returns true iff this interval contains the interval i'''
        return self.start <= i.start and i.end <= self.end
def contains ( self , i ) : return self . start <= i . start and i . end <= self . end
Returns true iff this interval contains the interval i
Returns true iff this interval contains the interval i