def rollback(provider, connection, cache=None):
in_transaction = cache is not None and cache.in_transaction
try:
DBAPIProvider.rollback(provider, connection, cache)
finally:
if in_transaction:
cache.in_transaction = False
provider.transaction_lock.release()
def rollback(provider, connection, cache=None):
in_transaction = cache is not None and cache.in_transaction
DBAPIProvider.rollback(provider, connection, cache)
if in_transaction:
provider.transaction_lock.release()
