v0.2.x and SQLAlchemy 1.4.x - TypeError: expected bytes, str found

[martingstall-db1]

Trying to upgrade SQLAlchemy 1.3 to 1.4 and we're getting this error on a previously working query around XX.all()

clickhouse-driver==0.2.9
clickhouse-sqlalchemy==0.2.7

/python/lib/python3.9/site-packages/sqlalchemy/engine/result.py:1129: in all
return self._allrows()
/python/lib/python3.9/site-packages/sqlalchemy/engine/result.py:401: in _allrows
rows = self._fetchall_impl()
/python/lib/python3.9/site-packages/sqlalchemy/engine/result.py:1813: in _fetchall_impl
return list(self.iterator)
/python/lib/python3.9/site-packages/sqlalchemy/orm/loading.py:147: in chunks
fetch = cursor._raw_all_rows()
/python/lib/python3.9/site-packages/sqlalchemy/engine/result.py:393: in _raw_all_rows
return [make_row(row) for row in rows]

.0 = <list_iterator object at 0xffff82dd2eb0>

return [make_row(row) for row in rows]
E TypeError: expected bytes, str found