diff --git a/korman/nodes/node_core.py b/korman/nodes/node_core.py
index ff3e4f3..5491a29 100644
--- a/korman/nodes/node_core.py
+++ b/korman/nodes/node_core.py
@@ -20,6 +20,7 @@ from PyHSPlasma import *
 import time
 
 from ..exporter import ExportError
+from ..korlib import replace_python2_identifier
 
 class PlasmaNodeBase:
     def generate_notify_msg(self, exporter, so, socket_id, idname=None):
@@ -44,14 +45,15 @@ class PlasmaNodeBase:
         if single:
             name = bl.name if bl is not None else so.key.name
             if suffix:
-                return "{}_{}_{}_{}".format(name, self.id_data.name, self.name, suffix)
+                working_name = "{}_{}_{}_{}".format(name, self.id_data.name, self.name, suffix)
             else:
-                return "{}_{}_{}".format(name, self.id_data.name, self.name)
+                working_name = "{}_{}_{}".format(name, self.id_data.name, self.name)
         else:
             if suffix:
-                return "{}_{}_{}".format(self.id_data.name, self.name, suffix)
+                working_name = "{}_{}_{}".format(self.id_data.name, self.name, suffix)
             else:
-                return "{}_{}".format(self.id_data.name, self.name)
+                working_name = "{}_{}".format(self.id_data.name, self.name)
+        return replace_python2_identifier(working_name)
 
     def draw_label(self):
         if hasattr(self, "pl_label_attr") and self.hide:
diff --git a/korman/nodes/node_python.py b/korman/nodes/node_python.py
index f9a841b..9ad7949 100644
--- a/korman/nodes/node_python.py
+++ b/korman/nodes/node_python.py
@@ -19,7 +19,6 @@ from contextlib import contextmanager
 from pathlib import Path
 from PyHSPlasma import *
 
-from ..korlib import replace_python2_identifier
 from .node_core import *
 from .node_deprecated import PlasmaDeprecatedNode, PlasmaVersionedNode
 from .. import idprops
@@ -400,12 +399,6 @@ class PlasmaPythonFileNode(PlasmaVersionedNode, bpy.types.Node):
             if node.target_object is not None:
                 yield node.target_object.name
 
-    @property
-    def key_name(self):
-        # PFM names ***must*** be valid Python identifiers, but Blender likes inserting
-        # periods into the object names "Foo.001" -- this causes bad internal chaos in PotS
-        return replace_python2_identifier("{}_{}".format(self.id_data.name, self.name))
-
     def _make_attrib_socket(self, attrib, is_init=False):
         new_pos = len(self.inputs)
         if not is_init: