msgpack pack and unpack throws only exception that inherit from MsgpackBaseException. cython and fallback throws same exceptions

1 files changed, 10 insertions, 2 deletions

diff --git a/msgpack/exceptions.py b/msgpack/exceptions.py
index f7678f1..e0d5b5f 100644
--- a/msgpack/exceptions.py
+++ b/msgpack/exceptions.py
@@ -1,4 +1,8 @@
-class UnpackException(Exception):
+class MsgpackBaseException(Exception):
+    pass
+
+
+class UnpackException(MsgpackBaseException):
     pass
 
 
@@ -22,8 +26,12 @@ class ExtraData(ValueError):
     def __str__(self):
         return "unpack(b) received extra data."
 
-class PackException(Exception):
+class PackException(MsgpackBaseException):
     pass
 
 class PackValueError(PackException, ValueError):
     pass
+
+
+class PackOverflowError(PackValueError, OverflowError):
+    pass