Update bionlp2.py

bionlp2.py

@@ -95,7 +95,7 @@ class BioNLP2004(datasets.GeneratorBasedBuilder):
                     data['ner_tags']=nlist
                     #del data['tags']
                     xstr = str(_key)
-                    yield xstr,{"id":xstr,"tokens":data['tokens'], "nertags":data['ner_tags']}
+                    yield xstr,{"id":xstr,"tokens":data['tokens'], "ner_tags":data['ner_tags']}
                     #yield _key,data
                     _key += 1