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Make rollback conditional on db.dirty

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avoids calling rollback when there are no changes

includes warning about what objects are actually dirty
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Min RK
2017-07-24 12:53:58 +02:00
parent 1229fd100f
commit ce53b11cf7
1 changed files with 3 additions and 1 deletions
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jupyterhub/handlers/base.py
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@@ -94,6 +94,8 @@ class BaseHandler(RequestHandler):
def finish(self, *args, **kwargs): def finish(self, *args, **kwargs):
"""Roll back any uncommitted transactions from the handler.""" """Roll back any uncommitted transactions from the handler."""
if self.db.dirty:
self.log.warning("Rolling back dirty objects %s", self.db.dirty)
self.db.rollback() self.db.rollback()
super().finish(*args, **kwargs) super().finish(*args, **kwargs)