import os
from flask import Flask

app = Flask(__name__)
@app.route('/')
def hello():
    return ('hello world')

@app.route('/validarFirma')
def hellow():
    return ('hello world')

if __name__ == '__main__':
    port = int(os.environ.get('PORT',5000))
    app.run(host='0.0.0.0', port=port)