tankersdk-user-token 0.3

Tanker user token library

User token generation in Python for the Tanker SDK.

Installation

With pip:

$ pip install tankersdk-user-token

Usage

import tankersdk.usertoken

def retrieve_user_token(user_id):
    """ Fetch a previously stored token """
    ...


 def store_user_token(user_id, token):
    """ Store a previously generated token """
    ...


 def check_auth(user_id):
    """ Check the user is authenticated """
    ...


def serve_user_token(user_id):
    """ Called during sign/up sign in of your users.

    Send a user token, generated if necessary, but only to
    authenticated users
    """
    authorized = check_auth(user_id)
    if not authorized:
        raise UnAuthorizedError()

    token = retrieve_user_token(user_id)

    if not token:
      token = tankersdk.usertoken.generate_user_token(trustchain_id, trustchain_private_key, user_id)
      store_user_token(user_id, token)

    return token

Going further

Read more about user tokens in the Tanker guide.

Check the examples folder for usage examples.