Function build_authorization_basic

src/websockets/headers.py:575–586

Build an ``Authorization`` header for HTTP Basic Auth. This is the reverse of :func:`parse_authorization_basic`.

(username: str, password: str)

def build_authorization_basic(username: str, password: str) -> str:
    """
    Build an ``Authorization`` header for HTTP Basic Auth.

    This is the reverse of :func:`parse_authorization_basic`.

    """
    # https://datatracker.ietf.org/doc/html/rfc7617#section-2
    assert ":" not in username
    user_pass = f"{username}:{password}"
    basic_credentials = base64.b64encode(user_pass.encode()).decode()
    return "Basic " + basic_credentials