Matplotlib is currently using agg
에러: :1: UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure. 해결: import matplotlib 대신 import matplotlib matplotlib.use('TkAgg') import matplotlib.pyplot as plt 를 써주면 된다. 참고: windows10 pycharm 사용 시 UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure. plt.show() 오류 해결 (tistory.com)