pyca/cryptography — pull request #1038 by dreid (2014-05-13 21:46:49+00:00)
Title: [WIP] RSA*Numbers serialization interfaces.

This defines the interfaces which indicate that you can serialize some object (probably an `RSA*Key` provider) as an `RSA*Numbers` instance.

It depends on #984 but was not based on the rsa-numbers branch to make it more reviewable in isolation.