embed urxvt

from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtGui import QMovie
import os
import sys
from PyQt5.QtCore import Qt, QProcess
from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QPlainTextEdit, QHBoxLayout, QVBoxLayout


class Ui_MainWindow(QWidget):

    def __init__(self):
        super().__init__()
        #os.system('python3 lpav6dev.py')
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.setWindowFlag(QtCore.Qt.FramelessWindowHint)
        MainWindow.resize(1248, 890)

        self.centralwidget = QtWidgets.QWidget(MainWindow)
        self.centralwidget.setObjectName("centralwidget")
        self.label3 = QtWidgets.QLabel(self.centralwidget)
        self.label3.setGeometry(QtCore.QRect(136, 142, 800, 600))
        self.label3.setScaledContents(True)
        # self.label3.setObjectName("label3")
        self.movie = QMovie("use/Rebound.gif")
        self.label3.setMovie(self.movie)
        self.movie.start()






        self.Back = QtWidgets.QPushButton(self.centralwidget)
        self.Back.setGeometry(QtCore.QRect(110, 80, 65, 65))
        font = QtGui.QFont()
        font.setPointSize(25)
        font.setBold(True)
        font.setWeight(75)
        self.Back.setFont(font)
        self.Back.setCursor(QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        self.Back.setFocusPolicy(QtCore.Qt.TabFocus)
        self.Back.setStyleSheet("QPushBiutton{\n"
                                "    background-color: rgb(0, 0, 0);\n"
                                "}")
        self.Back.setText("")
        icon3 = QtGui.QIcon()
        icon3.addPixmap(QtGui.QPixmap("use/Back.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.Back.setIcon(icon3)
        self.Back.setIconSize(QtCore.QSize(100, 100))
        self.Back.setObjectName("Back")
        self.Back.clicked.connect(MainWindow.close)
        self.Back.clicked.connect(self.onStart)

        self.label1 = QtWidgets.QLabel(self.centralwidget)
        self.label1.setGeometry(QtCore.QRect(0, 0, 1250, 900))
        self.label1.setStyleSheet("")
        self.label1.setFrameShape(QtWidgets.QFrame.NoFrame)
        self.label1.setFrameShadow(QtWidgets.QFrame.Plain)
        self.label1.setLineWidth(1)
        self.label1.setText("")
        self.label1.setPixmap(QtGui.QPixmap("use/BlackBG.png"))
        self.label1.setScaledContents(True)
        self.label1.setObjectName("label1")
        '''self.VoiceButton = QtWidgets.QPushButton(self.centralwidget)
        self.VoiceButton.setGeometry(QtCore.QRect(980, 340, 161, 161))
        self.VoiceButton.setCursor(QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        self.VoiceButton.setFocusPolicy(QtCore.Qt.ClickFocus)
        self.VoiceButton.setStyleSheet("QPushButton{\n"
"rgb(0, 0, 0)\n"
"}")
        self.VoiceButton.setText("")
        icon1 = QtGui.QIcon()
        icon1.addPixmap(QtGui.QPixmap("use/TrainV.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.VoiceButton.setIcon(icon1)
        self.VoiceButton.setIconSize(QtCore.QSize(161, 161))
        self.VoiceButton.setAutoRepeat(True)
        self.VoiceButton.setAutoExclusive(True)
        self.VoiceButton.setDefault(False)
        self.VoiceButton.setObjectName("VoiceButton")'''

        self.FaceButton = QtWidgets.QPushButton(self.centralwidget)
        self.FaceButton.setGeometry(QtCore.QRect(990, 650, 160, 120))
        self.FaceButton.setCursor(QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        icon2 = QtGui.QIcon()
        icon2.addPixmap(QtGui.QPixmap("use/FaceDetect.gif"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.FaceButton.setIcon(icon2)
        self.FaceButton.setIconSize(QtCore.QSize(180, 120))
        self.FaceButton.setObjectName("FaceButton")
        self.FaceButton.clicked.connect(self.onClick)

        self.ExitButton = QtWidgets.QPushButton('close', self.centralwidget)
        self.ExitButton.setGeometry(QtCore.QRect(1040, 90, 60, 60))
        self.ExitButton.setCursor(QtGui.QCursor(QtCore.Qt.PointingHandCursor))
        self.ExitButton.setFocusPolicy(QtCore.Qt.NoFocus)
        self.ExitButton.setText("")
        icon3 = QtGui.QIcon()
        icon3.addPixmap(QtGui.QPixmap("use/Exit.png"), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.ExitButton.setIcon(icon3)
        self.ExitButton.setIconSize(QtCore.QSize(60, 60))
        self.ExitButton.setAutoExclusive(True)
        self.ExitButton.setAutoDefault(True)
        self.ExitButton.setObjectName("ExitButton")
        self.ExitButton.clicked.connect(sys.exit)

        self.label1.raise_()
        # self.VoiceButton.raise_()
        self.FaceButton.raise_()
        self.ExitButton.raise_()
        self.label3.raise_()
        self.Back.raise_()
        # self.StartButton.raise_()
        MainWindow.setCentralWidget(self.centralwidget)

        self.retranslateUi(MainWindow)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)
        #p=QProcess()
        #
        #p.startDetached('python lpav6dev.py')


    def onStart(self):
        os.system('python HomePage.py')

    def onClick(self):
        #os.system('python3 facectrldev.py')
        face=QProcess()
        face.startDetached('python facectrldev.py')

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
        # self.StartButton.setToolTip(_translate("MainWindow", "Start"))
        # self.VoiceButton.setToolTip(_translate("MainWindow", "Train Your Voice"))
        self.FaceButton.setToolTip(_translate("MainWindow", "Face Detect"))
        self.ExitButton.setToolTip(_translate("MainWindow", "Exit"))
        self.Back.setToolTip(_translate("MainWindow", "MainWindow"))
class Window(QWidget):
    def __init__(self):
        super().__init__()
        self.process = QProcess(self)
        self.terminal = QWidget(self)
        layout = QVBoxLayout(self)
        layout.addWidget(self.terminal)
        wid = str(int(self.terminal.winId()))
        self.process.start('urxvt', ['-embed', wid])

    def closeEvent(self, event):
        self.process.terminate()
        self.process.waitForFinished(1000)

if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    MainWindow = QtWidgets.QMainWindow()
    ui2 = Ui_MainWindow()
    ui2.setupUi(MainWindow)
    window=Window()
    window.setGeometry(100, 100, 700, 400)
    window.show()
    #os.system('python lpav6dev.py')
    MainWindow.show()
    sys.exit(app.exec_())
    #os.system('python3 lpav6dev.py')