PyQt5, minecraft_launcher_lib, нужно сделать работающий прогресс бар

 pip install minecraft-launcher-lib PyQt5 

 import sys 
from PyQt5.QtWidgets import QApplication, QMainWindow, QProgressBar, QVBoxLayout, QWidget 
from PyQt5.QtCore import QThread, pyqtSignal 
import minecraft_launcher_lib 
import os 
 
class DownloadThread(QThread): 
    progress_changed = pyqtSignal(int) 
 
    def run(self): 
        options = { 
            "username": "Player", 
            "uuid": "user-uuid", 
            "token": "user-token", 
            "version": "1.16.5", 
            "path": os.path.expanduser("~/.minecraft"), 
            "callback": { 
                "setStatus": self.set_status, 
                "setProgress": self.set_progress, 
            } 
        } 
         
        minecraft_launcher_lib.install.install_minecraft_version("1.16.5", os.path.expanduser("~/.minecraft"), callback=options["callback"]) 
 
    def set_status(self, text): 
        print(text) 
 
    def set_progress(self, progress): 
        self.progress_changed.emit(int(progress * 100)) 
 
class MainWindow(QMainWindow): 
    def __init__(self): 
        super().__init__() 
 
        self.setWindowTitle("Minecraft Downloader") 
        self.setGeometry(100, 100, 400, 200) 
 
        self.progress_bar = QProgressBar(self) 
        self.progress_bar.setGeometry(50, 80, 300, 30) 
        self.progress_bar.setMaximum(100) 
 
        self.download_thread = DownloadThread() 
        self.download_thread.progress_changed.connect(self.update_progress) 
        self.download_thread.start() 
 
    def update_progress(self, value): 
        self.progress_bar.setValue(value) 
 
if __name__ == "__main__": 
    app = QApplication(sys.argv) 
    window = MainWindow() 
    window.show() 
    sys.exit(app.exec_())