【Python数据可视化源码实例Pyecharts库集合】桑基图.zip

import json from pyecharts import options as opts from pyecharts.charts import Sankey with open("product.json", "r", encoding="utf-8") as f: j = json.load(f) c = ( Sankey() .add( "sankey", nodes=j["nodes"], links=j["links"], pos_top="10%", focus_node_adjacency=True, levels=[ opts.SankeyLevelsOpts( depth=0, itemstyle_opts=opts.ItemStyleOpts(color="#fbb4ae"), linestyle_opts=opts.LineStyleOpts(color="source", opacity=0.6), ), opts.SankeyLevelsOpts( depth=1, itemstyle_opts=opts.ItemStyleOpts(color="#b3cde3"), linestyle_opts=opts.LineStyleOpts(color="source", opacity=0.6), ), opts.SankeyLevelsOpts( depth=2, itemstyle_opts=opts.ItemStyleOpts(color="#ccebc5"), linestyle_opts=opts.LineStyleOpts(color="source", opacity=0.6), ), opts.SankeyLevelsOpts( depth=3, itemstyle_opts=opts.ItemStyleOpts(color="#decbe4"), linestyle_opts=opts.LineStyleOpts(color="source", opacity=0.6), ), ], linestyle_opt=opts.LineStyleOpts(curve=0.5), ) .set_global_opts( title_opts=opts.TitleOpts(title="Sankey-Level Settings"), tooltip_opts=opts.TooltipOpts(trigger="item", trigger_on="mousemove"), ) .render("sankey_with_level_setting.html") )