ModuleNotFoundError: No module named 'sqlalchemy.ext.declarative.clsregistry' error after downloading cum

[hasanramp]

after I just downloaded cum using the command pip3 install cum, I get the error ModuleNotFoundError: No module named 'sqlalchemy.ext.declarative.clsregistry'. How do I solve this? I am using ubuntu 20.04 and python 3.8.5

[JuniorSuperTux]

Same here

[JuniorSuperTux]

https://stackoverflow.com/questions/66774109/install-airflow-importerror-no-module-named-clsregistry