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@BjornFJohansson
Created January 2, 2024 13:15
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{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Minimal Networkx d3js JavaScript example\n",
"\n",
"Example of writing JSON format graph data and using the D3 JavaScript library\n",
"to produce an HTML/JavaScript drawing.\n",
"\n",
"You will need to download the following directory:\n",
"\n",
"- https://github.com/networkx/networkx/tree/main/examples/external/force\n"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false,
"jupyter": {
"outputs_hidden": false
}
},
"outputs": [],
"source": [
"import json\n",
"import networkx as nx\n",
"\n",
"G = nx.Graph()\n",
"G.add_node('Node1')\n",
"G.add_node('Node2')\n",
"G.add_edge('Node1', 'Node2')\n",
"\n",
"for n in G:\n",
" G.nodes[n][\"name\"] = \"My\" + str(n) \n",
" G.nodes[n][\"xlink:href\"] = \"http://google.com\"\n",
"\n",
"d = nx.json_graph.node_link_data(G) # node-link format to serialize\n",
"\n",
"json.dump(d, open(\"force/force.json\", \"w\"))\n",
"print(\"Wrote node-link JSON data to force/force.json\")\n",
"d"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false,
"jupyter": {
"outputs_hidden": false
}
},
"outputs": [],
"source": [
"# Serve the file over http to allow for cross origin requests\n",
"import flask\n",
"app = flask.Flask(__name__, static_folder=\"force\")\n",
"\n",
"@app.route(\"/\")\n",
"def static_proxy():\n",
" return app.send_static_file(\"force.html\")\n",
"app.run(port=8001)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": []
}
],
"metadata": {
"kernelspec": {
"display_name": "Python [conda env:bjorn311]",
"language": "python",
"name": "conda-env-bjorn311-py"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.7"
}
},
"nbformat": 4,
"nbformat_minor": 4
}
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