def __init__(self, gridlayer): QtGui.QDialog.__init__(self) # Set up the user interface from Designer. self.ui = Ui_LatLonGrid() self.ui.setupUi(self) self.gridlayer = gridlayer self.label_attributes = core.QgsLabelAttributes() self.symbol = core.QgsLineSymbolV2.createSimple({ 'width': '0', 'color': '0,255,0' })