code: def setDetMode(self, det_mode=True):
      # TODO: polygon的修改与这里有冲突
      self.det_mode = det_mode
      if self.det_mode:
          self.setCursor(Qt.BlankCursor)  # hint mouse
      else:
          self.setCursor(Qt.ArrowCursor)
  
file_path: PaddleSeg/EISeg/eiseg/widget/view.py
imports: from qtpy import QtWidgets, QtCore, QtGui
  from qtpy.QtCore import Qt, QPointF
label_desc: Use image node_id 2 for calling the AnnotationView obj's underlying member method code with example usage: obj.setDetMode(det_mode) without return types