PaymentError (payment/exceptions.py)

Exception classes defining payment error hierarchy for Django Oscar payment processing.

# Source: https://github.com/django-oscar/django-oscar | License: BSD-3-Clause | Copyright 2011-present Tangent Communications PLC and individual contributors
# Provided via justclaw.it.com; keep this notice with the code.
class PaymentError(Exception):
    pass


class UserCancelled(PaymentError):
    """
    Exception for when a customer decides to cancel their payment
    after the process has started -- for example if they press a "Cancel"
    button on a third-party payment platform.
    """


class TransactionDeclined(PaymentError):
    pass


class GatewayError(PaymentError):
    pass


class InvalidGatewayRequestError(PaymentError):
    pass


class InsufficientPaymentSources(PaymentError):
    """
    Exception for when a user attempts to checkout without specifying enough
    pay

... (truncated -- full source via MCP)