Gss api delegate

Changelog.rst

@@ -2,6 +2,16 @@ Change Log
 =============
 
 
+0.6.0
++++++
+
+Changes
+--------
+
+* Added function for setting GSS-API credentials delegation option to session.
+* Updated error handling for all user authentication session functions to raise specific authentication errors.
+
+
 0.5.0
 +++++
 
@@ -36,6 +46,7 @@ Packaging
 * Added OSX 10.14 and 10.15 binary wheels for Python 3.8
 * Added Windows 64-bit binary wheels for Python 3.6/3.7/3.8
 
+
 0.3.0
 ++++++++
 

ssh/key.pyx

@@ -134,7 +134,7 @@ def generate(KeyType key_type, int bits):
     return key
 
 
-def import_privkey_base64(bytes b64_key, passphrase=None):
+def import_privkey_base64(bytes b64_key, passphrase=b''):
     cdef const_char *c_key = b64_key
     cdef bytes b_passphrase
     cdef const_char *c_passphrase = NULL
@@ -153,7 +153,7 @@ def import_privkey_base64(bytes b64_key, passphrase=None):
     return key
 
 
-def import_privkey_file(filepath, passphrase=None):
+def import_privkey_file(filepath, passphrase=b''):
     cdef bytes b_passphrase
     cdef bytes b_filepath = to_bytes(filepath)
     cdef const_char *c_passphrase = NULL