(s, prec=0, rnd=round_fast)
return s
Calculate 0+s for a raw mpf (i.e., just round s to the specified
    precision).
Calculate 0+s for a raw mpf (i.e., just round s to the specified
    precision).
Calculate 0 + s for a raw mpf ( i . e . just round s to the specified precision ) .
def mpf_pos(s, prec=0, rnd=round_fast):
    """Calculate 0+s for a raw mpf (i.e., just round s to the specified
    precision)."""
    if prec:
        sign, man, exp, bc = s
        if (not man) and exp:
            return s
        return normalize1(sign, man, exp, bc, prec, rnd)
    return s
def mpf_pos ( s , prec = 0 , rnd = round_fast ) : if prec : sign , man , exp , bc = s if ( not man ) and exp : return s return normalize1 ( sign , man , exp , bc , prec , rnd ) return s