Modified test and validation _URLs

opusparcus.py

@@ -45,9 +45,9 @@ _LICENSE = ""
 
 _URLs = {
 
-    #"train": "train.jsonl",
-    "validation": "validation.jsonl",
-    "test": "test.jsonl"
+    #"train": "train",
+    "validation": "validation",
+    "test": "test"
 
 }