QtWidgets 和 QtCore

from pyqt5 import qtcore, qtgui, qtwidgetsclass ui_mainwindow(object):    def setupui(self, mainwindow):        mainwindow.setobjectname("mainwindow")        mainwindow.resize(1126, 694)        mainwindow.setstylesheet("background-color: rgb(233, 255, 157);")        self.centralwidget = qtwidgets.qwidget(mainwindow)        self.centralwidget.setobjectname("centralwidget")        self.label = qtwidgets.qlabel(self.centralwidget)        self.label.setgeometry(qtcore.qrect(30, 30, 441, 31))        font = qtgui.qfont()        font.setpointsize(14)        self.label.setfont(font)        self.label.setobjectname("label")        self.label_2 = qtwidgets.qlabel(self.centralwidget)        self.label_2.setgeometry(qtcore.qrect(30, 100, 251, 21))

<widget class="QWidget" name="centralwidget">   <widget class="QLabel" name="label">    <property name="geometry">     <rect>      <x>30</x>      <y>30</y>      <width>441</width>      <height>31</height>     </rect>    </property>    <property name="font">     <font>      <pointsize>14</pointsize>     </font>    </property>    <property name="text">     <string>Select Smart Home options</string>    </property>   </widget>