From 220f0880fde84064553e584ab195fd446bb68b45 Mon Sep 17 00:00:00 2001
From: Terry Stewart <tcstewar@uwaterloo.ca>
Date: Sun, 4 Apr 2021 22:32:29 -0400
Subject: [PATCH] Handle NoTransform

---
 nengo_gui/components/netgraph.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nengo_gui/components/netgraph.py b/nengo_gui/components/netgraph.py
index c1cade43..7fae54e3 100644
--- a/nengo_gui/components/netgraph.py
+++ b/nengo_gui/components/netgraph.py
@@ -635,7 +635,8 @@ def connection_kind(conn):
         elif isinstance(post, nengo.ensemble.Neurons):
             trafo = conn.transform
             if hasattr(nengo, "transforms"):  # Support for Nengo 3.0
-                trafo = trafo.sample()
+                if not isinstance(trafo, nengo.transforms.NoTransform):
+                    trafo = trafo.sample()
 
             if hasattr(trafo, "size"):
                 if trafo.size > 0 and (