%matplotlib inline UnknownBackend: No event loop integration for 'inline'.

在ipython中執行%matplotlib inline報如下錯誤：
UnknownBackend: No event loop integration for ‘inline’. Supported event loops are: qt, qt4, qt5, gtk, gtk2, gtk3, tk, wx, pyglet, glut, osx

解決辦法：使用jupyter notebook交互環境.

jupyter notebook安裝：pip install jupyter
jupyter notebook打開：jupyter notebook