Python爬虫(二)——豆瓣图书决策树构建
前文参考:https://www.cnblogs.com/LexMoon/p/douban1.html Matplotlib绘制决策树代码: 1 # coding=utf-8 2 import matplotlib.pyplot as plt 3 4 decisionNode = dict(boxstyle='sawtooth', fc='10') 5 leafNode = dict(boxstyle='round4',fc='0.8') 6 arrow_args = dict(arrowstyle='<-') 7 8 9 10 def plotNode(nodeTxt, centerPt, parentPt, nodeType): 11 createPlot.ax1.annotate(nodeTxt, xy=parentPt, xycoords='axes fraction',\ 12 xytext=centerPt,textcoords='axes fraction',\ 13 va='center', ha='center',bbox=nodeType,arrowprops...





