schema type comparison across classes

1 files changed, 6 insertions, 9 deletions

diff --git a/bsfs/triple_store/sparql/parse_filter.py b/bsfs/triple_store/sparql/parse_filter.py
index 18a3288..5d8a2d9 100644
--- a/bsfs/triple_store/sparql/parse_filter.py
+++ b/bsfs/triple_store/sparql/parse_filter.py
@@ -131,15 +131,12 @@ class Filter():
             puri, subrng = self._parse_predicate_expression(node_type, pred)
             # track predicate uris
             suburi.add(puri)
-            try:
-                # check for more generic range
-                if rng is None or subrng > rng:
-                    rng = subrng
-                # check range consistency
-                if not subrng <= rng and not subrng >= rng:
-                    raise errors.ConsistencyError(f'ranges {subrng} and {rng} are not related')
-            except TypeError as err: # subrng and rng are not comparable
-                raise errors.ConsistencyError(f'ranges {subrng} and {rng} are not related') from err
+            # check for more generic range
+            if rng is None or subrng > rng:
+                rng = subrng
+            # check range consistency
+            if not subrng <= rng and not subrng >= rng:
+                raise errors.ConsistencyError(f'ranges {subrng} and {rng} are not related')
         # return joint predicate expression and next range
         # OneOf guarantees at least one expression, rng is always a bsc.Vertex.
         # mypy does not realize this, hence we ignore the warning.