Verschachtelte Kreisdiagramm -Grafikfunktion - Legende in die Nebenhandlung geben
def pie_chart_nested(labels, sizes, colors, labels_sub, sizes_sub, colors_sub, skip, end, right):
plt.figure(figsize = (10,8))
#outer donut
wedgeprops = {'linewidth': 4, "edgecolor": "w"}
textprops = {"fontsize":16}
plt.pie(sizes, colors = colors, labels = labels, autopct = '%1.1f%%',
startangle=90, pctdistance=0.85, textprops = textprops, wedgeprops = wedgeprops)
#inner donut
plt.pie(sizes_sub, colors = colors_sub, labels = labels_sub, autopct = '%1.1f', radius=0.7, startangle=90,
labeldistance = None, pctdistance =0.78, wedgeprops = wedgeprops)
#legend formatting
handles, labels = plt.gca().get_legend_handles_labels() #get handles & labels of the chart
#skip legend of the outer donut, #only display legend of the inner donut
plt.legend(handles[skip:skip + end], labels[skip:skip + end], bbox_to_anchor = (1,0.5), loc = 'upper right',
fontsize = 15, bbox_transform=plt.gcf().transFigure)
#put legend on subplot, avoid overlapping with pie chart
plt.subplots_adjust(left=0, bottom=0.1, right=right)
centre_circle = plt.Circle((0,0),0.4,fc='white')
plt.gcf().gca().add_artist(centre_circle)
plt.axis('equal')
plt.tight_layout()
plt.show()
Chunxiao Wang