matplotlib用于绘制柱状图

    import matplotlib.pyplot as plt
    import matplotlib as mpl
    import numpy as np
    
    mpl.rcParams["font.sans-serif"] = ["SimHei"]
    mpl.rcParams["axes.unicode_minus"] = False
    plt.figure(figsize=(8,6))
    x = np.arange(7)
    y1 = [83602, 80999, 85180, 85658, 86760, 83775, 86534]
    plt.ylim((70000, 95000))
    my_y_ticks = np.arange(70000, 95000.01,5000)
    plt.yticks(my_y_ticks)
    plt.xticks((0,1,2,3,4,5,6,7),('星期一','星期二','星期三','星期四','星期五','星期六','星期日'),size=12)
    plt.bar(x,y1,width=0.4,color='dodgerblue')
    
    plt.sh