Fix file encoding

polemo2-official.py

@@ -160,7 +160,7 @@ class PolEmo2(datasets.GeneratorBasedBuilder):
 
         gid = 0
         for path in filepath:
-            with open(path, "r") as f:
+            with open(path, "r", encoding="utf-8") as f:
                 for line in f:
                     splitted_line = line.split(" ")
                     yield gid, {