使用时
from matplotlib import pyplot as plt
错误：
from matplotlib import pyplot as plt
File "C:\Users\dell\AppData\Roaming\Python\Python37\site-packages\matplotlib\pyplot.py", line 2362, in <module>
install_repl_displayhook()
File "C:\Users\dell\AppData\Roaming\Python\Python37\site-packages\matplotlib\pyplot.py", line 126, in install_repl_displayhook
ip.enable_gui(ipython_gui_name)
File "C:\Users\dell\AppData\Roaming\Python\Python37\site-packages\IPython\core\interactiveshell.py", line 3378, in enable_gui
raise NotImplementedError('Implement enable_gui in a subclass')
NotImplementedError: Implement enable_gui in a subclass