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-rw-r--r--rdflib/plugins/sparql/aggregates.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/rdflib/plugins/sparql/aggregates.py b/rdflib/plugins/sparql/aggregates.py
index fb2dffed..67e143a7 100644
--- a/rdflib/plugins/sparql/aggregates.py
+++ b/rdflib/plugins/sparql/aggregates.py
@@ -30,7 +30,7 @@ Aggregation functions
"""
-class Accumulator(object):
+class Accumulator:
"""abstract base class for different aggregation functions"""
def __init__(self, aggregation: CompValue):
@@ -268,7 +268,7 @@ class GroupConcat(Accumulator):
return Literal(self.separator.join(str(v) for v in self.value))
-class Aggregator(object):
+class Aggregator:
"""combines different Accumulator objects"""
accumulator_classes = {