关于PyQt5.QtWidgets打包的py文件如何运行(窗口类型-Dialog)

如题所示 PyQt5.QtWidgets打包的py文件如何运行(窗口类型-Dialog)
ui文件：

"1.0" encoding="UTF-8"?>
"4.0">
 <class>Dialogclass>
 <widget class="QDialog" name="Dialog">
  <property name="geometry">
   <rect>
    <x>0x>
    <y>0y>
    <width>400width>
    <height>130height>
   rect>
  property>
  <property name="windowTitle">
   <string>Dialogstring>
  property>
  <layout class="QGridLayout" name="gridLayout">
   <item row="4" column="0" colspan="2">
    <widget class="QDialogButtonBox" name="buttonBox">
     <property name="orientation">
      <enum>Qt::Horizontalenum>
     property>
     <property name="standardButtons">
      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Okset>
     property>
    widget>
   item>
   <item row="0" column="1">
    <widget class="QComboBox" name="comboBox">
     <item>
      <property name="text">
       <string>文件名查找string>
      property>
     item>
     <item>
      <property name="text">
       <string>文件内容查找string>
      property>
     item>
    widget>
   item>
   <item row="0" column="0">
    <widget class="QLabel" name="label">
     <property name="text">
      <string>请选择文件查找模式string>
     property>
     <property name="buddy">
      <cstring>comboBoxcstring>
     property>
    widget>
   item>
  layout>
 widget>
 <resources/>
 <connections>
  <connection>
   <sender>buttonBoxsender>
   <signal>accepted()signal>
   <receiver>Dialogreceiver>
   <slot>accept()slot>
   <hints>
    <hint type="sourcelabel">
     <x>248x>
     <y>254y>
    hint>
    <hint type="destinationlabel">
     <x>157x>
     <y>274y>
    hint>
   hints>
  connection>
  <connection>
   <sender>buttonBoxsender>
   <signal>rejected()signal>
   <receiver>Dialogreceiver>
   <slot>reject()slot>
   <hints>
    <hint type="sourcelabel">
     <x>316x>
     <y>260y>
    hint>
    <hint type="destinationlabel">
     <x>286x>
     <y>274y>
    hint>
   hints>
  connection>
 connections>
ui>

py文件：(做过修改，已经尽量恢复)

# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file 'D:\Desktop\untitled.ui'
#
# Created by: PyQt5 UI code generator 5.15.4
#
# WARNING: Any manual changes made to this file will be lost when pyuic5 is
# run again.  Do not edit this file unless you know what you are doing.
import sys
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtWidgets import QMainWindow, QWidget, QApplication


class Ui_Dialog(object):
    def setupUi(self, Dialog):
        Dialog.setObjectName("Dialog")
        Dialog.resize(400, 130)
        self.gridLayout = QtWidgets.QGridLayout(Dialog)
        self.gridLayout.setObjectName("gridLayout")
        self.buttonBox = QtWidgets.QDialogButtonBox(Dialog)
        self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
        self.buttonBox.setStandardButtons(QtWidgets.QDialogButtonBox.Cancel|QtWidgets.QDialogButtonBox.Ok)
        self.buttonBox.setObjectName("buttonBox")
        self.gridLayout.addWidget(self.buttonBox, 4, 0, 1, 2)
        self.comboBox = QtWidgets.QComboBox(Dialog)
        self.comboBox.setObjectName("comboBox")
        self.comboBox.addItem("")
        self.comboBox.addItem("")
        self.gridLayout.addWidget(self.comboBox, 0, 1, 1, 1)
        self.label = QtWidgets.QLabel(Dialog)
        self.label.setObjectName("label")
        self.gridLayout.addWidget(self.label, 0, 0, 1, 1)
        self.label.setBuddy(self.comboBox)

        self.retranslateUi(Dialog)
        self.buttonBox.accepted.connect(Dialog.accept)
        self.buttonBox.rejected.connect(Dialog.reject)
        QtCore.QMetaObject.connectSlotsByName(Dialog)

    def retranslateUi(self, Dialog):
        _translate = QtCore.QCoreApplication.translate
        Dialog.setWindowTitle(_translate("Dialog", "Dialog"))
        self.comboBox.setItemText(0, _translate("Dialog", "文件名查找"))
        self.comboBox.setItemText(1, _translate("Dialog", "文件内容查找"))
        self.label.setText(_translate("Dialog", "请选择文件查找模式"))

总结：
窗口类型为Dialog的ui文件转换的py文件如何运行

找个QT例子学学