import qtools
from qtpy.QtWidgets import QMainWindow, QLabel, QToolBar, QPushButton
import qtpy.QtCore
from qtpy.QtCore import QThread
from rx.scheduler import ThreadPoolScheduler
import rx
from rx import operators as ops
app = qtools.qtApp
win = QMainWindow()
win.show()
toolbar = win.addToolBar("File")
btn = QPushButton("ADD", toolbar)
toolbar.addWidget(btn)
gui_scheduler = qtools.QtUiScheduler(qtpy.QtCore, app)
thread_pool = ThreadPoolScheduler()
def addLabel(x):
label = QLabel("A", toolbar)
toolbar.addWidget(label)
def bgAlg(x):
QThread.sleep(10)
return x
def onClicked():
