Merge pull request #9 from opendilab/dev/tv140

dev(hansbug): use newer version of 1.4.1

requirements.txt

-treevalue>=1.3.0
+treevalue>=1.4.1
 torch>=1.1.0,<=1.10.0
 hbutils>=0.0.1
 numpy

treetensor/torch/size.py

@@ -25,7 +25,7 @@ __all__ = [
 def _post_index(func):
     def _has_non_none(tree):
         if isinstance(tree, TreeValue):
-            for _, value in tree:
+            for _, value in tree.items():
                 if _has_non_none(value):
                     return True