def _transaction(self):
connection = Connection(self.dsn)
try:
yield connection.cursor()
except Connection.Error as e:
connection.rollback()
raise e
else:
connection.commit()
finally:
connection.close()
def __init__(self, dsn):
self.dsn = dsn
self.connection = Connection(dsn)
def connect( dsn ):
return Connection( dsn )
