Encoded Base String | Interactive Brokers

The Encoded Base String for the Live Session Token is composed of the Prepend, Method, ”&”, URL, ”&”, and OAuth params combined as a sorted string.

Both the URL and the parameter string must be URI escaped according to Rfc3986.

Python

C#

1 params_string = "&".join([f"{k}={v}" for k, v in sorted(oauth_params.items())])
2 method = 'POST'
3 url = f'https://{baseUrl}/oauth/live_session_token'
4 base_string = f"{prepend}{method}&{quote_plus(url)}&{quote(params_string)}"
5 encoded_base_string = base_string.encode("utf-8")