update loader

xCodeEval.py

@@ -2060,7 +2060,7 @@ class xCodeEval(datasets.GeneratorBasedBuilder):
 			with open(filepath) as rp:
 				for idx, line in enumerate(rp):
 					sample = json.loads(line)
-					if task_name not in _PROBLEM_DESC_REQ_TASK:
+					if task_name not in _PROBLEM_DESC_REQ_TASK and problem_descriptions is not None:
 						yield idx, sample # if problem_description_file is None then unit_test_db_file should be None
 					
 					# if problem_description_file is not None, the sample has `src_uid`
@@ -2069,7 +2069,7 @@ class xCodeEval(datasets.GeneratorBasedBuilder):
 					for key, ckey in _PROB_DESC_TEXT_FEATURES.items():
 						sample[ckey] = prob_desc[key]
 
-					if task_name not in _UNIT_TEST_REQ_TASK:
+					if task_name not in _UNIT_TEST_REQ_TASK and unit_test_db is not None:
 						yield idx, sample
     
 					sample["hidden_unit_test"] = unit_test_db[src_uid]