add data and ldkp3k.py

ldkp3k.py

@@ -52,7 +52,7 @@ class LDKP3k(datasets.GeneratorBasedBuilder):
 
         
         features = datasets.Features(
-            {̉
+            {
                 "id": datasets.Value("string")
                 "sections": datasets.features.Sequence(datasets.Value("string")),
                 "sec_text": datasets.features.Sequence(datasets.features.Sequence(datasets.Value("string"))),