>>> import matplotlib.pyplot as plt Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Users/user/.pyenv/versions/3.7.2/lib/python3.7/site-packages/matplotlib/pyplot.py", line 2372, in <module> switch_backend(rcParams["backend"]) File "/Users/user/.pyenv/versions/3.7.2/lib/python3.7/site-packages/matplotlib/pyplot.py", line 207, in switch_backend backend_mod = importlib.
