pyobjc-framework-storekit

import objc from Foundation import NSObject from StoreKit import SKPaymentQueue from PyObjCTools import AppHelper class StoreKitDelegate(NSObject): def paymentQueue_updatedTransactions_(self, queue, transactions): for transaction in transactions: print(f"Transaction State: {transaction.transactionState}, Product ID: {transaction.payment.productIdentifier}") # Other delegate methods would go here, e.g., for purchase failures, restores, etc. def main(): print("Initializing StoreKit components...") # Obtain the default payment queue queue = SKPaymentQueue.defaultQueue() # Create and set a delegate (critical for handling transaction updates) delegate = StoreKitDelegate.alloc().init() queue.addTransactionObserver_(delegate) print("StoreKit observation started. This requires a running Cocoa event loop.") print("To actually initiate purchases, you would call queue.addPayment_(SKPayment.paymentWithProduct_)") print("Note: Full StoreKit functionality requires an application signed by Apple and distributed via the Mac App Store.") # In a real app, AppHelper.runEventLoop() would be called, typically after setting up the GUI # AppHelper.runEventLoop() if __name__ == '__main__': main()