main_tk_setup.py 文件源码

def on_select_installation(self, *args):
        _install_folder = filedialog.askdirectory(title="Select existing installation")
        if _install_folder is not None or _install_folder != "":
            self.install_location.set(_install_folder)
            self.setup.load_install(_install_folder=_install_folder)
            self.setup_to_gui()