- remove errant doctest comment
- remove errant doctest comment

Change-Id: Idb8520ff807074ceca36645728a63b79d1cdff6c

monetate/sqlalchemy,j5int/sqlalchemy,graingert/sqlalchemy,wujuguang/sqlalchemy,wujuguang/sqlalchemy,sqlalchemy/sqlalchemy,monetate/sqlalchemy,zzzeek/sqlalchemy,graingert/sqlalchemy,j5int/sqlalchemy