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Client.on_pre_checkout_query()

Client.on_pre_checkout_query()

Decorator for handling pre-checkout queries.

This does the same thing as add_handler() using the PreCheckoutQueryHandler.

Parameters:

  • filters (filters, optional) – Pass one or more filters to allow only a subset of callback queries to be passed in your function.

  • group (int, optional) – The group identifier, defaults to 0.