Due to the early negotiation phase of the TLS connection, only limited
methods and attributes are usable like
:meth:`SSLSocket.selected_alpn_protocol` and :attr:`SSLSocket.context`.
- :meth:`SSLSocket.getpeercert`, :meth:`SSLSocket.getpeercert`,
- :meth:`SSLSocket.cipher` and :meth:`SSLSocket.compress` methods require that
+ The :meth:`SSLSocket.getpeercert`,
+ :meth:`SSLSocket.cipher` and :meth:`SSLSocket.compression` methods require that
the TLS connection has progressed beyond the TLS Client Hello and therefore
- will not contain return meaningful values nor can they be called safely.
+ will not return meaningful values nor can they be called safely.
The *sni_callback* function must return ``None`` to allow the
TLS negotiation to continue. If a TLS failure is required, a constant