code: def parameters(self):
      return self.params
  
file_path: pyqtgraph/pyqtgraph/exporters/CSVExporter.py
imports: import csv
  import itertools
  import numpy
  from ..None import ErrorBarItem, PlotItem
  from ..parametertree import Parameter
  from ..Qt import QtCore
  from .Exporter import Exporter
label_desc: Use image node_id 2 for calling the CSVExporter obj's underlying member method code with example usage: obj.parameters() and returns: self