A server that is able to automatically add apis to itself via HTTP requests.
import requests
host = 'http://localhost:8800'
requests.post(host+'/api/register', json={"app": "powerful",
"new_api": "/power/2",
"code": "return {'answer': bottle.request.json.get('number') ** 2}"})
# The api is now registered You can use it instantly
r = requests.post(host+'/powerful/power/2', json={"number": 5})
assert r.json()['answer'] == 25
# One can dynamically add code to the system with this setup.