Update E3C.py

E3C.py

@@ -284,8 +284,8 @@ class E3C(datasets.GeneratorBasedBuilder):
                 
                 all_res.append({
                     "id": key,
-                    "text": sentence[-1],
-                    "tokens": list(map(lambda token: token[2], filtered_tokens)),
+                    "text": sentence[-1].lower(),
+                    "tokens": [tok.lower() for tok in list(map(lambda token: token[2], filtered_tokens))],
                     "ner_tags": _labels,
                     "is_oov": [_VOCAB.find(tt.lower()) for tt in list(map(lambda token: token[2], filtered_tokens))],
                 })