xz reading

paradocs.py

@@ -139,7 +139,7 @@ class ParaDocs(datasets.GeneratorBasedBuilder):
         for filepath in filepaths:
             # logger.info("Generating examples from = %s", filepath)
             try:
-                with xz.open(filepath, "r", encoding="utf-8") as f:
+                with xz.open(filepath, "rt", encoding="utf-8") as f:
                     rstream = csv.DictReader(f,
                                                 delimiter='\t',
                                                 fieldnames = [