diff --git a/models/match/multiview-simnet/evaluate_reader.py b/models/match/multiview-simnet/evaluate_reader.py
index 8f68a5b4af5266e1730b3e5a562d7e3e410765bc..b3e7849fe4bc9a8766e4bab72f50e266d949dfc9 100644
--- a/models/match/multiview-simnet/evaluate_reader.py
+++ b/models/match/multiview-simnet/evaluate_reader.py
@@ -40,7 +40,7 @@ class Reader(ReaderBase):
             output = [(slot, []) for slot in self.all_slots]
             for elem in elements:
                 slot, feasign = elem.split(':')
-                if not self._all_slots_dict.has_key(slot):
+                if slot not in self._all_slots_dict:
                     continue
                 self._all_slots_dict[slot][0] = True
                 index = self._all_slots_dict[slot][1]
diff --git a/models/match/multiview-simnet/reader.py b/models/match/multiview-simnet/reader.py
index 9241d1e3cea1dc3d240b4770761f30834f6630ef..d3cb170f44127f6444405ea98f179c21691d678f 100644
--- a/models/match/multiview-simnet/reader.py
+++ b/models/match/multiview-simnet/reader.py
@@ -44,7 +44,7 @@ class Reader(ReaderBase):
             output = [(slot, []) for slot in self.all_slots]
             for elem in elements:
                 slot, feasign = elem.split(':')
-                if not self._all_slots_dict.has_key(slot):
+                if slot not in self._all_slots_dict:
                     continue
                 self._all_slots_dict[slot][0] = True
                 index = self._all_slots_dict[slot][1]