Method __init__

recipes/Python/415345_write_sql_via_python/recipe-415345.py:241–241

(self, expression)

class Plus(PrefixedExpression):
    def __init__(self, expression): super(Plus, self).__init__('+', expression)

class Minus(PrefixedExpression):
    def __init__(self, expression): super(Minus, self).__init__('-', expression)