'pyqt - How to make path of selected folder open in window?

How can I make the path of the selected folder open in the browser window as shown in the picture below?

screenshot

def open(self):
    current_item = self.treewidget.selectedItems()[-1]
    current_path = str(current_item.toolTip(0))
    if sys.platform.startswith('win'):
        subprocess.call('explorer "current_path"')


Sources

This article follows the attribution requirements of Stack Overflow and is licensed under CC BY-SA 3.0.

Source: Stack Overflow

Solution Source