Update CSKG.py

CSKG.py

@@ -165,12 +165,13 @@ class CSKG(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, filepath, split):
         # TODO: This method handles input defined in _split_generators to yield (key, example) tuples from the dataset.
         # The `key` is for legacy reasons (tfds) and is not important in itself, but must be unique for each example.
-        with open(filepath, encoding="utf-8") as f:
-            for key, row in enumerate(f):
-                row = row.split(b"\t")
+        with open(filepath, 'rb') as f:
+            for id_, row in enumerate(f):
                 if self.config.name == "cskg":
+                    row = row.split(b"\t")
+                
                     # Yields examples as (key, example) tuples
-                    yield key, {
+                    yield id_, {
                         # "sentence": data["sentence"],
                         # "option1": data["option1"],
                         # "answer": "" if split == "test" else data["answer"],