fix type annotation to expect a partial explicitly, rather than a callable (see https://github.com/python/mypy/issues/1484/)
fix type annotation to expect a partial explicitly, rather than a callable (see https://github.com/python/mypy/issues/1484/)

harrystech/arthur-redshift-etl,harrystech/arthur-redshift-etl,harrystech/arthur-redshift-etl,harrystech/arthur-redshift-etl,harrystech/arthur-redshift-etl