code: def parameters(self):
      return self.params
  
file_path: pyqtgraph/pyqtgraph/exporters/ImageExporter.py
imports: import sys
  import numpy
  from ..None import functions
  from ..parametertree import Parameter
  from ..Qt import QtCore, QtGui, QtWidgets
  from .Exporter import Exporter
label_desc: Use image node_id 4 for calling the ImageExporter obj's underlying member method code with example usage: obj.parameters() and returns: self