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Fix NameError

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This commit is contained in:
Markus Unterwaditzer 2017-04-27 16:50:13 +02:00
parent 09dacde3f3
commit 83531f95e5
1 changed files with 3 additions and 0 deletions
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3
vdirsyncer/sync.py
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@ -27,11 +27,14 @@ sync_logger = logging.getLogger(__name__)
@contextlib.contextmanager @contextlib.contextmanager
def _exclusive_transaction(conn): def _exclusive_transaction(conn):
c = None
try: try:
c = conn.execute('BEGIN EXCLUSIVE TRANSACTION') c = conn.execute('BEGIN EXCLUSIVE TRANSACTION')
yield c yield c
c.execute('COMMIT') c.execute('COMMIT')
except BaseException: except BaseException:
if c is None:
raise
_, e, tb = sys.exc_info() _, e, tb = sys.exc_info()
c.execute('ROLLBACK') c.execute('ROLLBACK')
raise e.with_traceback(tb) raise e.with_traceback(tb)