class DecimalValueError(ValueError):
    pass


class EmptyValue(ValueError):
    pass


class IdKeyError(KeyError):
    pass


class CodeKeyError(KeyError):
    pass


class QuantityKeyError(KeyError):
    pass


class CartItemIdKeyError(KeyError):
    pass


class SearchKeyError(KeyError):
    pass


class UserAuthError(TypeError):
    pass


class RequestMethodError(TypeError):
    pass
