bugfix:
=======
[bug] [ops] Fixed regression where Alembic would not run with older SQLAlchemy 1.3
versions prior to 1.3.24 due to a missing symbol. Workarounds have been
applied for older 1.3 versions.
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
