from_new_dict works

tfields/core.py

@@ -2145,6 +2145,7 @@ class Maps(sortedcontainers.SortedDict, AbstractObject):
         # By now everything must have been converted to flat args
         # Maps(tfields.TensorFields([], dim=3), [[1,2,3]])
         arg_tuple_list = []
+        print(args)
         for arg in args:
             if not isinstance(type(arg), tuple):
                 dimension = dim(arg)