import matplotlib.pyplot as plt
import numpy as np
import matplotlib as mpl

mpl.rcParams["font.sans-serif"] = ["SimHei"]
mpl.rcParams["axes.unicode_minus"] = False

scoreT1 = np.random.randint(0, 100, 100)
scoreT2 = np.random.randint(0, 100, 100)

x = [scoreT1, scoreT2]
colors = ["#8dd3c7", "#bebada
 
"]
labels = ["班級A", "班級B"]

bins = range(0, 101, 10)

plt.hist(x, bins=bins, color=colors, histtype="stepfilled", rwidth=10,
         stacked=True, label=labels)

plt.xlabel("測試成績")
plt.ylabel("學生人數")

plt.title("不同班級的測試成績的直方圖")

plt.legend()

plt.show()

python可視化---直方圖的不同形狀