Function build_www_authenticate_basic

src/websockets/headers.py:485–496

Build a ``WWW-Authenticate`` header for HTTP Basic Auth. Args: realm: Identifier of the protection space.

(realm: str)

def build_www_authenticate_basic(realm: str) -> str:
    """
    Build a ``WWW-Authenticate`` header for HTTP Basic Auth.

    Args:
        realm: Identifier of the protection space.

    """
    # https://datatracker.ietf.org/doc/html/rfc7617#section-2
    realm = build_quoted_string(realm)
    charset = build_quoted_string("UTF-8")
    return f"Basic realm={realm}, charset={charset}"


_token68_re = re.compile(r"[A-Za-z0-9-._~+/]+=*")