make code backwards-compatible with older Python versions

This commit is contained in:
Sarah Hoffmann
2023-05-26 18:09:03 +02:00
parent 41bf162306
commit 317cc5c544
3 changed files with 15 additions and 8 deletions

View File

@@ -639,8 +639,8 @@ class PlaceSearch(AbstractSearch):
numerals, details)
), else_=None)
else:
interpol_sql = sa.literal(None)
tiger_sql = sa.literal(None)
interpol_sql = sa.literal_column('NULL')
tiger_sql = sa.literal_column('NULL')
unsort = sa.select(inner, place_sql.scalar_subquery().label('placex_hnr'),
interpol_sql.label('interpol_hnr'),