rally db create failing because of new alembic release

[venkata anil]

rally db create failing with below trace

(.rally-venv) [stack@f27-h32-000-r630 browbeat]$ rally --debug db create
2019-09-21 18:58:05.840 8661 RALLYDEBUG rally.api [-] INFO logs from urllib3 and requests module are hide.
2019-09-21 18:58:05.841 8661 RALLYDEBUG rally.api [-] urllib3 insecure warnings are hidden.
2019-09-21 18:58:05.842 8661 RALLYDEBUG rally.api [-] ERROR log from boto module is hide.
Creating database: sqlite:////tmp/stack.sqlite
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils [-] Unexpected exception in CLI: TypeError: stamp() got an unexpected keyword argument 'revision'
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils Traceback (most recent call last):
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils File "/home/stack/browbeat/.rally-venv/lib/python2.7/site-packages/rally/cli/cliutils.py", line 674, in run
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils ret = fn(*fn_args, **fn_kwargs)
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils File "/home/stack/browbeat/.rally-venv/lib/python2.7/site-packages/rally/cli/commands/db.py", line 46, in create
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils db.schema.schema_create()
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils File "/home/stack/browbeat/.rally-venv/lib/python2.7/site-packages/rally/common/db/schema.py", line 139, in schema_create
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils schema_stamp("head", config=config)
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils File "/home/stack/browbeat/.rally-venv/lib/python2.7/site-packages/rally/common/db/schema.py", line 152, in schema_stamp
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils return alembic.command.stamp(config, revision=revision)
2019-09-21 18:58:05.871 8661 ERROR rally.cli.cliutils TypeError: stamp() got an unexpected keyword argument 'revision'

alembic 1.2.0 (https://pypi.org/project/alembic/) released on Sep 20, 2019, which has changed params for "stamp" method from
def stamp(config, revision, sql=False, tag=None):
to
def stamp(config, revisions, sql=False, tag=None, purge=False):

[pini (pkomarov)]

This patch fixes it :

https://review.opendev.org/#/c/683950/