try default

nomiracl.py

@@ -100,6 +100,8 @@ class NoMIRACLConfig(datasets.BuilderConfig):
 class NoMIRACL(datasets.GeneratorBasedBuilder):
     """Multilingual NoMIRACL dataset."""
 
+    BUILDER_CONFIG_CLASS = NoMIRACLConfig
+
     BUILDER_CONFIGS = [
         NoMIRACLConfig(name="arabic", description="Arabic NoMIRACL dataset"),
         NoMIRACLConfig(name="chinese", description="Chinese NoMIRACL dataset"),
@@ -122,6 +124,8 @@ class NoMIRACL(datasets.GeneratorBasedBuilder):
         NoMIRACLConfig(name="portuguese", description="Yoruba NoMIRACL dataset"),
     ]
 
+    DEFAULT_CONFIG_NAME = "english"
+
     def _info(self):
         return datasets.DatasetInfo(
             description=_DESCRIPTION,