============
Python interface to some openssl function based on ctypes module
+
+This module is based on works from
+
+http://code.google.com/p/ctypescrypto/
+
+It is aimed to provide Python interface to OpenSSL libcrypto function
+
+Now supported:
+
+Digests
+Ciphers
+Low-level private key operations (like pkey and pkeyutl command line ops)
+(all via algorithm-agnostic EVP interface).
+Engine loading
+OpenSSL error stack to python exception conversion
+X509 certificates partially
+