Or even set it! One HAS to carry an instance around to keep track of the checked state? Or you actually look under the .children() of the thing and get/set the checkbox
0:
<PySide2.QtWidgets.QLabel(0x229ec6bd2b0) at 0x00000229800B0C40>
1:
<PySide2.QtWidgets.QTextEdit(0x229ec6bcdb0) at 0x00000229800B0440>
2:
<PySide2.QtWidgets.QCheckBox(0x229ec6bd8b0) at 0x000002298011DD00>
3:
<PySide2.QtWidgets.QPushButton(0x229ec6bcff0) at 0x000002298011DA80>
4:
<PySide2.QtWidgets.QGridLayout(0x229ef45e820) at 0x000002298011D940>