StackViewer.py 文件源码

def _stack_viewer(parent):
    root = tk.Tk()
    root.title("Test StackViewer")
    width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
    root.geometry("+%d+%d"%(x, y + 150))
    flist = PyShellFileList(root)
    try: # to obtain a traceback object
        intentional_name_error
    except NameError:
        exc_type, exc_value, exc_tb = sys.exc_info()

    # inject stack trace to sys
    sys.last_type = exc_type
    sys.last_value = exc_value
    sys.last_traceback = exc_tb

    StackBrowser(root, flist=flist, top=root, tb=exc_tb)

    # restore sys to original state
    del sys.last_type
    del sys.last_value
    del sys.last_traceback