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authorMike Bayer <mike_mp@zzzcomputing.com>2017-03-27 10:52:58 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2017-03-27 11:14:24 -0400
commitc0a224aba3d4e2a41f92a29f9d18c6cb9d09d61f (patch)
tree4c737f68b3a9f2430f3d1c17af8c202eb6dd9a27 /lib/sqlalchemy/engine
parentf214f4d4f46de24008c63f2e034329a64f510833 (diff)
downloadsqlalchemy-c0a224aba3d4e2a41f92a29f9d18c6cb9d09d61f.tar.gz
Add safe_reraise() + warnings only to Connection._autorollback
Added an exception handler that will warn for the "cause" exception on Py2K when the "autorollback" feature of :class:`.Connection` itself raises an exception. In Py3K, the two exceptions are naturally reported by the interpreter as one occurring during the handling of the other. This is continuing with the series of changes for rollback failure handling that were last visited as part of :ticket:`2696` in 1.0.12. Change-Id: I600ba455a14ebaea27c6189889181f97c632f179 Fixes: #3946
Diffstat (limited to 'lib/sqlalchemy/engine')
-rw-r--r--lib/sqlalchemy/engine/base.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/sqlalchemy/engine/base.py b/lib/sqlalchemy/engine/base.py
index 0334d2d7a..f680edada 100644
--- a/lib/sqlalchemy/engine/base.py
+++ b/lib/sqlalchemy/engine/base.py
@@ -1383,7 +1383,8 @@ class Connection(Connectable):
if not self._is_disconnect:
if cursor:
self._safe_close_cursor(cursor)
- self._autorollback()
+ with util.safe_reraise(warn_only=True):
+ self._autorollback()
if newraise:
util.raise_from_cause(newraise, exc_info)