diff --git a/httprunner/context.py b/httprunner/context.py
index 8b260a3a..a1c1bfa6 100644
--- a/httprunner/context.py
+++ b/httprunner/context.py
@@ -217,6 +217,7 @@ class Context(object):
     def do_validation(self, validator_dict):
         """ validate with functions
         """
+        # TODO: move comparator uniform to init_task_suite
         comparator = utils.get_uniform_comparator(validator_dict["comparator"])
         validate_func = self.testcase_parser.get_bind_function(comparator)
 
diff --git a/httprunner/task.py b/httprunner/task.py
index 1757c315..fe9127f4 100644
--- a/httprunner/task.py
+++ b/httprunner/task.py
@@ -202,6 +202,7 @@ def init_task_suite(path_or_testsets, mapping=None, http_client_session=None):
     else:
         testsets = path_or_testsets
 
+    # TODO: move comparator uniform here
     mapping = mapping or {}
     return TaskSuite(testsets, mapping, http_client_session)