Base case re #717 works now.

Huge ass squashed commit because I was experimenting
with "commit entire feature at once so you do not leave
broken tests around to break bisecting". Not sure it's worth it,
at least not for large-ish, overhauling-existing-code feature adds.

Breaking the work up over months did not help either, L M A O

1 files changed, 16 insertions, 0 deletions

diff --git a/paramiko/ssh_exception.py b/paramiko/ssh_exception.py
index a8ec4cdd..2789be99 100644
--- a/paramiko/ssh_exception.py
+++ b/paramiko/ssh_exception.py
@@ -201,6 +201,22 @@ class NoValidConnectionsError(socket.error):
 class CouldNotCanonicalize(SSHException):
     """
     Raised when hostname canonicalization fails & fallback is disabled.
+
+    .. versionadded:: 2.7
+    """
+
+    pass
+
+
+class ConfigParseError(SSHException):
+    """
+    A fatal error was encountered trying to parse SSH config data.
+
+    Typically this means a config file violated the ``ssh_config``
+    specification in a manner that requires exiting immediately, such as not
+    matching ``key = value`` syntax or misusing certain ``Match`` keywords.
+
+    .. versionadded:: 2.7
     """
 
     pass