The PyQt5.Qt.QApplication.processEvents() function is used in PyQt5, which is a Python library for creating desktop applications with graphical user interfaces (GUIs) using the Qt framework. This function is responsible for processing all pending events in the application's event queue, allowing the application to continue functioning smoothly while handling events such as user input, window updates, and network communications. It ensures that the user interface remains responsive and events are handled promptly.
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