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Merged
gusye1234 merged 2 commits into from
Sep 19, 2024
Merged

support customized html path and port #52

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104670f
support customized html path and port
Sep 18, 2024
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Sep 18, 2024
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39 changes: 22 additions & 17 deletions examples/graphml_visualize.py
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Original file line number Diff line number Diff line change
@@ -1,18 +1,19 @@
import networkx as nx
import json
import os
import webbrowser
import http.server
import socketserver
import threading

# 读取GraphML文件并转换为JSON
# load GraphML file and transfer to JSON
def graphml_to_json(graphml_file):
G = nx.read_graphml(graphml_file)
data = nx.node_link_data(G)
return json.dumps(data)


# 创建HTML文件
# create HTML file
def create_html(html_path):
html_content = '''
<!DOCTYPE html>
Expand Down Expand Up @@ -242,36 +243,40 @@ def create_json(json_data, json_path):
f.write(json_data)


# 启动简单的HTTP服务器
def start_server():
# start simple HTTP server
def start_server(port):
handler = http.server.SimpleHTTPRequestHandler
with socketserver.TCPServer(("", 8000), handler) as httpd:
print("Server started at http://localhost:8000")
with socketserver.TCPServer(("", port), handler) as httpd:
print(f"Server started at http://localhost:{port}")
httpd.serve_forever()

# 主函数
def visualize_graphml(graphml_file, html_path):
# main function
def visualize_graphml(graphml_file, html_path, port=8000):
json_data = graphml_to_json(graphml_file)
create_json(json_data, 'graph_json.js')
html_dir = os.path.dirname(html_path)
if not os.path.exists(html_dir):
os.makedirs(html_dir)
json_path = os.path.join(html_dir, 'graph_json.js')
create_json(json_data, json_path)
create_html(html_path)
# 在后台启动服务器
server_thread = threading.Thread(target=start_server)
# start server in background
server_thread = threading.Thread(target=start_server(port))
server_thread.daemon = True
server_thread.start()

# 打开默认浏览器
webbrowser.open('http://localhost:8000/graph_visualization.html')
# open default browser
webbrowser.open(f'http://localhost:{port}/{html_path}')

print("Visualization is ready. Press Ctrl+C to exit.")
try:
# 保持主线程运行
# keep main thread running
while True:
pass
except KeyboardInterrupt:
print("Shutting down...")

# 使用示例
# usage
if __name__ == "__main__":
graphml_file = r"nano_graphrag_cache_azure_openai_TEST\graph_chunk_entity_relation.graphml" # 替换为您的GraphML文件路径
graphml_file = r"nano_graphrag_cache_azure_openai_TEST\graph_chunk_entity_relation.graphml" # replace with your GraphML file path
html_path = "graph_visualization.html"
visualize_graphml(graphml_file, html_path)
visualize_graphml(graphml_file, html_path, 11236)