### Bug summary While using Pycharm and matplotlib 3.6.0 as soon as we import matplotlib, the interpreter crash ### Code for reproduction ```python import matplotlib.pyplot as plt plt.figure(1) ``` ### Actual outcome ```python canvas_class = backend_mod.FigureCanvas AttributeError: module 'backend_interagg' has no attribute 'FigureCanvas' ``` ### Expected outcome same thing works with version 3.5.2 ### Additional information _No response_ ### Operating system _No response_ ### Matplotlib Version 3.6.0 ### Matplotlib Backend module://backend_interagg ### Python version 3.8 ### Jupyter version _No response_ ### Installation _No response_