from pyecharts import options as opts
from pyecharts.charts import Graph

nodes_data = [
    opts.GraphNode(name="结点1", symbol_size=10),
    opts.GraphNode(name="结点2", symbol_size=20),
    opts.GraphNode(name="结点3", symbol_size=30),
    opts.GraphNode(name="结点4", symbol_size=40),
    opts.GraphNode(name="结点5", symbol_size=50),
    opts.GraphNode(name="结点6", symbol_size=60),
]
links_data = [
    opts.GraphLink(source="结点1", target="结点2", value=2),
    opts.GraphLink(source="结点2", target="结点3", value=3),
    opts.GraphLink(source="结点3", target="结点4", value=4),
    opts.GraphLink(source="结点4", target="结点5", value=5),
    opts.GraphLink(source="结点5", target="结点6", value=6),
    opts.GraphLink(source="结点6", target="结点1", value=7),
]
c = (
    Graph()
    .add(
        "",
        nodes_data,
        links_data,
        repulsion=4000,
        edge_label=opts.LabelOpts(
            is_show=True, position="middle", formatter="{b} 的数据 {c}"
        ),
    )
    .set_global_opts(
        title_opts=opts.TitleOpts(title="Graph-GraphNode-GraphLink-WithEdgeLabel")
    )
    .render("graph_with_edge_options.html")
)