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
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