Changes from Shankha Nag

Author: jan-janssen

pyironflow/wf_extensions.py

@@ -1,5 +1,5 @@
 from pyiron_workflow.type_hinting import type_hint_to_tuple, valid_value
-from pyiron_workflow.channels import NotData
+from pyiron_workflow.api import NOT_DATA
 from pyiron_workflow.node import Node
 from pyironflow.themes import get_color
 import importlib
@@ -54,7 +54,7 @@ def dict_to_node(dict_node: dict, live_children: dict = None, reload=False) -> N
         target_values = data['target_values']
         target_labels = data['target_labels']
         for k, v in zip(target_labels, target_values):
-            if v not in ('NonPrimitive', 'NotData', ''):
+            if v not in ('NonPrimitive', 'NOT_DATA.__class__', ''):
                 type_hint = node.inputs[k].type_hint
                 # JS gui can return input values like 2.0 as int, breaking type hints
                 # so check here if the type hint is a float, but convert only if losslessly possible
@@ -80,8 +80,8 @@ def get_node_values(channel_dict):
     values = []
     for k, v in channel_dict.items():
         value = v.value
-        if isinstance(value, NotData):
-            value = 'NotData'
+        if isinstance(value, NOT_DATA.__class__):
+            value = 'NOT_DATA.__class__'
         elif not is_primitive(value):
             value = 'NonPrimitive'