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37 lines
1.1 KiB
37 lines
1.1 KiB
6 days ago
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from pyvis.network import Network
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import json
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from selenium import webdriver
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import time
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# 读取您的JSON知识图谱数据
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with open(r'D:\dsWork\dsProject\dsLightRag\Doc\史校长资料\技术一-知识图谱源文件\middle_school_math_graph.json',encoding='utf-8') as f:
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data = json.load(f)
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# 创建网络图
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net = Network(height='800px', width='100%', notebook=False)
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# 添加节点
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for node in data['nodes']:
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net.add_node(node['id'], label=node['id'][:20]+'...' if len(node['id'])>20 else node['id'])
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# 添加边（如果有的话）
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if 'edges' in data:
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for edge in data['edges']:
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net.add_edge(edge['source'], edge['target'])
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# 保存为HTML文件
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html_path = 'knowledge_graph_json.html'
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net.show(html_path)
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# 使用selenium截图保存为PNG
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options = webdriver.ChromeOptions()
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options.add_argument('--headless')
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options.add_argument('--disable-gpu')
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options.add_argument('--window-size=1200,900')
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driver = webdriver.Chrome(options=options)
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driver.get(f'file:///{os.path.abspath(html_path)}')
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time.sleep(3) # 等待页面加载
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driver.save_screenshot('knowledge_graph_json.png')
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driver.quit()
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