(left, right)
Left/right.
Left/right.
Left / right .
def div(left, right):
    """Left/right."""
    if isinstance(left, strings.String) or isinstance(right, strings.String):
        raise error.BASICError(error.TYPE_MISMATCH)
    elif isinstance(left, numbers.Double) or isinstance(right, numbers.Double):
        return left.to_double().clone().idiv(right.to_double())
    else:
        return left.to_single().clone().idiv(right.to_single())
def div ( left , right ) : if isinstance ( left , strings . String ) or isinstance ( right , strings . String ) : raise error . BASICError ( error . TYPE_MISMATCH ) elif isinstance ( left , numbers . Double ) or isinstance ( right , numbers . Double ) : return left . to_double ( ) . clone ( ) . idiv ( right . to_double ( ) ) else : return left . to_single ( ) . clone ( ) . idiv ( right . to_single ( ) )