Minor fix

yzhangcs · yzhangcs · commit 6812efbb4b28 · 2021-05-30T22:55:27.000+08:00
diff --git a/supar/structs/crf.py b/supar/structs/crf.py
@@ -3,7 +3,7 @@
 import torch
 import torch.nn as nn
 from supar.structs.distribution import StructuredDistribution
-from supar.structs.semiring import EntropySemiring, LogSemiring
+from supar.structs.semiring import LogSemiring
 from supar.utils.alg import mst
 from supar.utils.fn import stripe
 from torch.distributions.utils import lazy_property
