def draw_graph():
nodes = [{
"name": "结点1",
"symbolSize": 10
}, {
"name": "结点2",
"symbolSize": 20
}, {
"name": "结点3",
"symbolSize": 30
}, {
"name": "结点4",
"symbolSize": 40
}, {
"name": "结点5",
"symbolSize": 50
}, {
"name": "结点6",
"symbolSize": 40
}, {
"name": "结点7",
"symbolSize": 30
}, {
"name": "结点8",
"symbolSize": 20
}]
links = []
for i in nodes:
for j in nodes:
links.append({"source": i.get('name'), "target": j.get('name')})
graph = Graph("关系图-环形布局示例")
graph.add("",
nodes,
links,
is_label_show=True,
repulsion=8000,
layout='circular',
label_text_color=None)
graph.show_config()
graph.render()
def graph_show(edge_list):
nodes = []
links = []
nodes_list = []
w_min = sys.float_info.max
w_max = 0
for edge in edge_list:
u, v, w = edge.getLeft(), edge.getRight(), edge.getWeight()
if w < w_min:
w_min = w
if w > w_max:
w_max = w
if u not in nodes_list:
nodes_list.append(u)
nodes.append({"name": str(u), "symbolSize": 10})
if v not in nodes_list:
nodes_list.append(v)
nodes.append({"name": str(v), "symbolSize": 10})
links.append({"source": str(u), "target": str(v), "value": w})
print("min w:", w_min)
print("max w:", w_max)
graph = Graph("Minimum Spanning Tree")
graph.add("",
nodes,
links,
graph_layout='force',
graph_edge_length=[w_min, w_max],
graph_gravity=0,
graph_repulsion=0,
is_label_show=True)
graph.show_config()
graph.render()
def test_graph():
# graph_0
nodes = [{"name": "结点1", "symbolSize": 10},
{"name": "结点2", "symbolSize": 20},
{"name": "结点3", "symbolSize": 30},
{"name": "结点4", "symbolSize": 40},
{"name": "结点5", "symbolSize": 50},
{"name": "结点6", "symbolSize": 40},
{"name": "结点7", "symbolSize": 30},
{"name": "结点8", "symbolSize": 20}]
links = []
for i in nodes:
for j in nodes:
links.append({"source": i.get('name'), "target": j.get('name')})
graph = Graph("关系图-力引导布局示例")
graph.add("", nodes, links, repulsion=8000)
graph.show_config()
graph.render()
# graph_1
graph = Graph("关系图-环形布局示例")
graph.add("", nodes, links, is_label_show=True,
graph_repulsion=8000, graph_layout='circular', label_text_color=None)
graph.show_config()
graph.render()
# graph_2
import json
if PY2:
import codecs
with codecs.open(os.path.join("..", "json", "weibo.json"), "rb") as f:
j = json.load(f)
else:
with open(os.path.join("..", "json", "weibo.json"), "r", encoding="utf-8") as f:
j = json.load(f)
nodes, links, categories, cont, mid, userl = j
graph = Graph("微博转发关系图", width=1200, height=600)
graph.add("", nodes, links, categories, label_pos="right", graph_repulsion=50,
is_legend_show=False, line_curve=0.2, label_text_color=None)
graph.show_config()
graph.render()
def test_graph():
# graph_0
nodes = [{"name": "结点1", "symbolSize": 10},
{"name": "结点2", "symbolSize": 20},
{"name": "结点3", "symbolSize": 30},
{"name": "结点4", "symbolSize": 40},
{"name": "结点5", "symbolSize": 50},
{"name": "结点6", "symbolSize": 40},
{"name": "结点7", "symbolSize": 30},
{"name": "结点8", "symbolSize": 20}]
links = []
for i in nodes:
for j in nodes:
links.append({"source": i.get('name'), "target": j.get('name')})
graph = Graph("关系图-力引导布局示例")
graph.add("", nodes, links, repulsion=8000)
graph.show_config()
graph.render()
# graph_1
graph = Graph("关系图-环形布局示例")
graph.add("", nodes, links, is_label_show=True, repulsion=8000, layout='circular', label_text_color=None)
graph.show_config()
graph.render()
# graph_2
import json
if PY2:
import codecs
with codecs.open(os.path.join("..", "json", "weibo.json"), "rb") as f:
j = json.load(f)
else:
with open(os.path.join("..", "json", "weibo.json"), "r", encoding="utf-8") as f:
j = json.load(f)
nodes, links, categories, cont, mid, userl = j
graph = Graph("微博转发关系图", width=1200, height=600)
graph.add("", nodes, links, categories, label_pos="right", repulsion=50, is_legend_show=False, line_curve=0.2,
label_text_color=None)
graph.show_config()
graph.render()
from pyecharts import Graph
import json
with open("..jsonweibo.json", "r", encoding="utf-8") as f:
j = json.load(f)
nodes, links, categories, cont, mid, userl =i j
graph =Graph("微博转发关系图", width=1200, height=600)
graph.add("", nodes, links, categories, label_pos="right", repulsion=50, is_legend_show=False, line_curve=0.2, label_text_color=None)
graph.show_config()
graph.render()