api.py

#! /usr/bin/env python2
import json
from flask import Flask, request, abort, redirect
from flask_cors import CORS


PORT = 8090
app = Flask(__name__)
CORS(app)


def tofloat(val):
    """Convert passed variable to float if possible, otherwise return 0."""
    try:
        return float(val)
    except ValueError:
        return 0.0


@app.route('/normaliz/<string:v1>/<string:v2>', methods=['GET'])
def normaliz(v1, v2):
    """Get the hilbert basis for the two passed vectors."""
    v1 = list(map(tofloat, v1.split(',')))[:2]
    v2 = list(map(tofloat, v2.split(',')))[:2]

    # TODO: Calculate Hilber Basis
    # cone = PyNormaliz.NmzCone('cone', [v1, v2])
    # hb = PyNormaliz.NmzResult(cone, 'HilbertBasis')

    # TODO: Return Hilbert Basis for visualization on client side.
    return json.dumps([v1, v2])


if __name__ == '__main__':
    app.run(port=PORT)