PySide sample

import sys
from PySide.QtCore import *
from PySide.QtGui import *
from PySide.QtDeclarative import *

class TestAList(QAbstractListModel):
    def __init__(self,parent = None):
        QAbstractListModel.__init__(self,parent)
        # Set some roles
        self.roles = dict()
        self.roles[Qt.UserRole+1] = 'key1'
        self.roles[Qt.UserRole+2] = 'key2'
        self.roles[Qt.DisplayRole] = 'display'
        self.setRoleNames(self.roles)

    def rowCount(self, parent=QModelIndex()):
        return 3
    #def columnCount(self, parent=QModelIndex()):
    #    return 1

    def data(self, index, role):
        if index.isValid() and role == Qt.UserRole+1:
            return "hello(from abstractlist!)"
        elif index.isValid() and role == Qt.UserRole+2:
            return TestAList()
        elif index.isValid() and role == Qt.DisplayRole:
            return "display"
        return None


class TestItem(QObject):
    dataChanged = Signal()
    def getAbstractList(self):
        if not hasattr(self,'_alist'):
            self._alist = TestAList()
        return self._alist

    def getNormalList(self):
        if not hasattr(self,'_nlist'):
            d = dict()
            d['key1'] = 'hello from normal list' # Simple string value
            d['child'] = [1,2,3,4] # list value.
            self._nlist = [d, d, d]
        return self._nlist  # return a list of these dict objects
    alist = Property(QObject,  getAbstractList, notify=dataChanged)
    plist = Property(list, getNormalList, notify=dataChanged)

    def __init__(self, parent = None):
        QObject.__init__(self, parent)
        print "INIT FIN"


if __name__ == '__main__':
    app = QApplication(sys.argv)
    view = QDeclarativeView()

    tobject = TestItem()
    view.rootContext().setContextProperty("pythonQObject", tobject)
    view.setSource('list-test.qml')
    view.show()
    app.exec_()