code: def ignoredAParam(a=10, b=20):
      return a * b
  
file_path: pyqtgraph/pyqtgraph/examples/InteractiveParameter.py
imports: from functools import wraps
  import pyqtgraph
  from pyqtgraph.Qt import QtWidgets
  from pyqtgraph.parametertree import Parameter, ParameterTree, RunOptions, InteractiveFunction, Interactor
label_desc: Use image node_id 5 for calling a global function with example usage: ignoredAParam(a, b) and returns: unknown