code: def mouseReleaseEvent(self, ev):
      self.setSelected(False)
      super(GripItem, self).mouseReleaseEvent(ev)
  
file_path: PaddleSeg/EISeg/eiseg/widget/grip.py
imports: from PyQt5.QtCore import QPointF
  from qtpy import QtWidgets, QtGui, QtCore
label_desc: Use image node_id 8 for calling the GripItem obj's underlying member method code with example usage: obj.mouseReleaseEvent(ev) without return types