Fix dict get() method

daiso.py

@@ -1401,7 +1401,7 @@ class DAISO(datasets.GeneratorBasedBuilder):
             # Add the missing features
             features["Dialogue_Act_Base"] = datasets.Value("string")
             features["Label_Base"] = datasets.features.ClassLabel(
-                names=list(set([self.config.label_classes[label].get("base", "OOD") for label in labels])))
+                names=list(set([self.config.label_classes.get(label,{}).get("base", "OOD") for label in labels])))
 
         features["Idx"] = datasets.Value("int32")
         features["Speaker_Id"] = datasets.features.ClassLabel(names=self.config.speakers)