[Python] matplotlib - axvspan, hatch 면적, 패턴 그리기

import numpy as np
import matplotlib.pyplot as plt

t = np.arange(-1, 3, .01)
s = np.sin(2.5 * np.pi * t)

plt.plot(t, s)
plt.axvspan(1.25, 1.55, facecolor='red', edgecolor='gold', alpha=0.5, hatch='///')
plt.show()

 

 

 

https://matplotlib.org/3.1.3/api/_as_gen/matplotlib.pyplot.axvspan.html

matplotlib.pyplot.axvspan — Matplotlib 3.1.3 documentation

https://matplotlib.org/3.1.3/gallery/shapes_and_collections/hatch_demo.html#sphx-glr-gallery-shapes-and-collections-hatch-demo-py

Hatch Demo — Matplotlib 3.1.3 documentation