(a)
trunc(a)
trunc(a)
trunc ( a )
def __trunc__(a):
        """trunc(a)"""
        if a._numerator < 0:
            return -(-a._numerator // a._denominator)
        else:
            return a._numerator // a._denominator
def __trunc__ ( a ) : if a . _numerator < 0 : return - ( - a . _numerator // a . _denominator ) else : return a . _numerator // a . _denominator