A simple flask wrapper for the famous visjs library.
Project description
Flask-VisJS
Flask-VisJS is a simple wrapper for the famous visjs java library. It helps you to integrate the library into your flask app.
Installation
pip install Flask-VisJS
Configuration
There are the following options available:
| Option | Default | Description |
|---|---|---|
| VISJS_CDN_TEMPLATE | https://cdnjs.cloudflare.com/ajax/libs/vis/{VERSION}/{FILENAME} | The CDN to use (only relevant if not localy served) |
| VISJS_JS_FILENAME | vis.min.js | The filename of the javascript file |
| VISJS_CSS_FILENAME | vis.min.css | The filename of the css file |
| VISJS_SERVE_LOCAL | True | If the files should be served localy or from a CDN |
| VISJS_CUSTOM_TEMPLATE_PATH | None | The path for a custom template (used by pyvis) |
| VISJS_VERSION | 4.21.0 (depends on the class) | The version of the visjs library |
Example
from flask import Flask, render_template_string
from flask_visjs import VisJS4, Network
app = Flask(__name__)
VisJS4().init_app(app)
@app.route('/')
def index():
net = Network('500px', '500px')
net.add_node(0, label="Node 0")
return render_template_string("""
<html>
<head>
{{ net.inject_css() }}
</head>
<body>
{{ net.inject_graph() }}
{{ net.inject_js() }}
</body>
</html>
""", net=net)
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