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53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
#!/usr/bin/env python
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# coding=utf-8
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from __future__ import unicode_literals
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import os
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import json
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import codecs
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from pyecharts import Graph
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nodes = [
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{"name": "结点1", "symbolSize": 10},
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{"name": "结点2", "symbolSize": 20},
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{"name": "结点3", "symbolSize": 30},
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{"name": "结点4", "symbolSize": 40},
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{"name": "结点5", "symbolSize": 50},
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{"name": "结点6", "symbolSize": 40},
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{"name": "结点7", "symbolSize": 30},
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{"name": "结点8", "symbolSize": 20}]
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def test_graph_force_layout():
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links = []
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for i in nodes:
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for j in nodes:
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links.append({"source": i.get('name'), "target": j.get('name')})
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graph = Graph("关系图-力引导布局示例")
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graph.add("", nodes, links, repulsion=8000, line_color='#aaa')
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graph.render()
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def test_graph_circular_layout():
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links = []
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for i in nodes:
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for j in nodes:
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links.append({"source": i.get('name'), "target": j.get('name')})
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graph = Graph("关系图-环形布局示例")
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graph.add("", nodes, links, is_label_show=True, graph_repulsion=8000,
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graph_layout='circular', label_text_color=None)
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graph.render()
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def test_graph_official_data():
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with codecs.open(os.path.join("fixtures", "weibo.json"), "r",
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encoding='utf-8') as f:
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j = json.load(f)
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nodes, links, categories, cont, mid, _ = j
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graph = Graph("微博转发关系图", width=1200, height=600)
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graph.add("", nodes, links, categories, label_pos="right",
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graph_repulsion=50, is_legend_show=False,
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line_curve=0.2, label_text_color=None)
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graph.render()
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