yes, one particular approach to this issue is discussed here: 
https://alembic.sqlalchemy.org/en/latest/front.html#installation   start with 
that if nothing else is working (There are many ways to do this).

On Tue, May 10, 2022, at 5:34 AM, Ilya Demidov wrote:
> Hi!
> 
> I have some problem. I need to add new field in table and populate it by some 
> default data. I can not hardcode it because it different in debug and 
> production enviroment. I want to store data in some "config file". The 
> problem is migration does not see my modules.
> 
> ├───alembic │
>     ├───versions │ 
>         ├───first_migration.py │ 
>         ├───second_migration.py │
>     ├─── migration_data.py
> 
> If I import from alembic. migration_data  import SOME_DATA it throws import 
> error while migrating. 
> Any good pratice, how can I store migration data? Thanks for advices.
> 
> 
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