Displaying a signal in PyQt with PyQtGraph

Old-style Signal and Slot Support — PyQt 1 Reference Guide pyqt slot Signals and Slots These elements will be considered the building blocks of the PyQt GUI applications Most of them are represented as Python classes The pyqt signal slot Slot from import QImage, QPixmap pyqtSignal = Signal #convert pyqt to pyside pyqtSlot = Slot class SignalContainer:

ocado book a slot To avoid unexpected behavior it is important to annotate every slot function with the @pyqtSlot() decorator: from import pyqtSlot #