1 files changed, 2 insertions, 2 deletions
diff --git a/Lib/csv.py b/Lib/csv.py
index a079279..75e35b2 100644
--- a/Lib/csv.py
+++ b/Lib/csv.py
@@ -113,8 +113,8 @@ class Dialect:
         try:
             _Dialect(self)
         except TypeError as e:
-            # We do this for compatibility with py2.3
-            raise Error(str(e))
+            # Re-raise to get a traceback showing more user code.
+            raise Error(str(e)) from None
 
 class excel(Dialect):
     """Describe the usual properties of Excel-generated CSV files."""