code: def test_loadUiType():
      path = os.path.dirname(__file__)
      formClass, baseClass = pg.Qt.loadUiType(
          os.path.join(path, "uictest.ui")
      )
      w = baseClass()
      ui = formClass()
      ui.setupUi(w)
      w.show()
      app.processEvents()
  
imports: import os
  import pytest
  import pyqtgraph
label_desc: Use image node_id 2 for calling a global function with example usage: test_loadUiType() without return types