matplotlib plt.show()后 交互窗口无法跳出来，同样程序用pythonw.exe可以出来

Question

matplotlib.use('TkAgg')无效提示backend has already been chosen

文件修改backend为TkAgg也不见效

fig.show()也不行，提示currently using a non-GUI backend

Answer 1

你是不是代码用错了啊，二师兄