update pairs_features typo

scifact.py

@@ -22,7 +22,7 @@ import datasets
 from datasets import Value
 import pandas as pd
 
-from .bigbiohub import pairs.features
+from .bigbiohub import pairs_features
 from .bigbiohub import BigBioConfig
 from .bigbiohub import Tasks
 
@@ -170,7 +170,7 @@ class SciFact(datasets.GeneratorBasedBuilder):
                 )
 
         elif self.config.schema == "bigbio_pairs":
-            features = pairs.features
+            features = pairs_features
 
         else:
             raise NotImplementedError(f"{self.config.schema} schema not implemented")