I am moving from PyQt to PySide. I have been used to load my Qt Designer generated ui files in __init__ like this:
def __init__(self):
    QtGui.QMainWindow.__init__(self)
    uic.loadUi("mygui.ui", self)
    self.mywidget.do_some_other_stuff()
    self.show()
Can this be done with PySide? The closest I've come to is
    self.widget = QtUiTools.QUiLoader().load("mygui.ui"))
    self.setCentralWidget(self.widget)
but my MatplotlibWidget won't show and none of my slots are working.
                        
There's implementation of
loadUifor PySide inqtpyabstraction layer.