Update tatoeba_mt.py

tatoeba_mt.py

@@ -109,11 +109,17 @@ class tatoebaMT(datasets.GeneratorBasedBuilder):
 
         lang_pair = self.config.language_pair
         # release = self.config.release
+        
+        files = {}
+        
+        test_path = os.path.join("test", f"tatoeba-test.{lang_pair}.tsv")
+        if os.path.exists(test_path):
+            files["test"] = test_path
+
+        valid_path = os.path.join("test", f"tatoeba-dev.{lang_pair}.tsv")
+        if os.path.exists(valid_path):
+            files["validation"] = test_path           
 
-        files = {
-            "test": os.path.join("test", f"tatoeba-test.{lang_pair}.tsv"),
-            "validation": os.path.join("dev", f"tatoeba-dev.{lang_pair}.tsv")
-            }
         data_dir = dl_manager.download_and_extract(files)
 
         output = []