在pyqt5中如何提取选择的radiobutton的信息

[CDSNHE]

在pyqt5中如何提取选择的radiobutton的信息
[code=python]
self.radioButton_SA1.setText(_translate("MainWindow", "A1"))
self.radioButton_SA2.setText(_translate("MainWindow", "A2"))
self.radioButton_SA3.setText(_translate("MainWindow", "A3"))
self.radioButton_SA4.setText(_translate("MainWindow", "A4"))
self.radioButton_SB1.setText(_translate("MainWindow", "B1"))
self.radioButton_SB2.setText(_translate("MainWindow", "B2"))
self.radioButton_SB3.setText(_translate("MainWindow", "B3"))
self.radioButton_SB4.setText(_translate("MainWindow", "B4"))
self.radioButton_SC1.setText(_translate("MainWindow", "C1"))
self.radioButton_SC2.setText(_translate("MainWindow", "C2"))
self.radioButton_SC3.setText(_translate("MainWindow", "C3"))
self.radioButton_SC4.setText(_translate("MainWindow", "C4"))
self.label_fasong.setText(_translate("MainWindow", "你想要选择的发送端为："))
self.radioButton_A1.setText(_translate("MainWindow", "A1"))
self.radioButton_A2.setText(_translate("MainWindow", "A2"))
self.radioButton_A3.setText(_translate("MainWindow", "A3"))
self.radioButton_A4.setText(_translate("MainWindow", "A4"))
self.radioButton_B1.setText(_translate("MainWindow", "B1"))
self.radioButton_B2.setText(_translate("MainWindow", "B2"))
self.radioButton_B3.setText(_translate("MainWindow", "B3"))
self.radioButton_B4.setText(_translate("MainWindow", "B4"))
self.radioButton_C1.setText(_translate("MainWindow", "C1"))
self.radioButton_C2.setText(_translate("MainWindow", "C2"))
self.radioButton_C3.setText(_translate("MainWindow", "C3"))
self.radioButton_C4.setText(_translate("MainWindow", "C4"))

[会飞的汤圆]

self.sender（）
或者自定义个被点击时的方法