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  • matplot 代码实例

    matplot 代码实例

    #!/usr/bin/env python
    # coding=utf-8
    
    import numpy as np
    import matplotlib.pyplot as plt
    
    ax = plt.subplot(111)
    t = np.arange(0,5,0.01)
    s = np.cos(2*np.pi*t)
    line = plt.plot(t,s,lw=5)
    plt.annotate('local max',xy=(2,1),xytext=(3,1.5),arrowprops=dict(facecolor='green',shrink=0.1))
    plt.ylim(-2,2)
    #plt.show()
    
    
    ##########
    fig = plt.figure()
    fig.suptitle(' bold main title ',fontsize=15,fontweight='bold')
    ax = fig.add_subplot(111)
    fig.subplots_adjust(top=0.8)
    ax.set_title("axes title")
    ax.set_xlabel("xlabel")
    ax.set_ylabel("ylabel")
    ax.text(3,8,"boxed italics text in data coords",style='italic',bbox={'facecolor':'red','alpha':0.5,'pad':10})
    ax.text(2,6,r'an eauation: $E=mc^2$',fontsize=20)
    ax.text(0.95,0.01,'colored text in axes coords',verticalalignment='bottom',horizontalalignment='right',transform=ax.transAxes, color='green',fontsize=15)
    ax.plot([2],[1],'o')
    
    ax.annotate('annotate',xy=(2,1),xytext=(3,4),arrowprops = dict(facecolor='blue',shrink=0.1))
    ax.axis([0,10,0,12])
    plt.show()

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  • 原文地址:https://www.cnblogs.com/jkmiao/p/4437163.html
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