Explicit check for None to prevent "ubo" error

bluesky/ui/qtgl/glhelpers.py

@@ -325,11 +325,10 @@ def select(self):
     def update_ubo(self, uboname, *args, **kwargs):
         ''' Update an uniform buffer object of this shader set. '''
         ubo = self._ubos.get(uboname, None)
-        if not ubo:
+        if ubo is None:
             raise KeyError('Uniform Buffer Object', uboname,
                            'not found in shader set.')
         ubo.update(*args, **kwargs)
-
     def set_shader_path(self, shader_path):
         ''' Set a search path for shader files. '''
         self._spath = shader_path

bluesky/ui/qtgl/mainwindow.py

@@ -325,7 +325,7 @@ def serversChanged(self, server_id):
 
     def nodesChanged(self, node_id):
         if node_id not in self.nodes:
-            print(node_id, 'added to list')
+            #print(node_id, 'added to list')
             server_id = node_id[:-1] + seqidx2id(0)
             if server_id not in bs.net.servers:
                 server_id = b'0'

setup-python.bat

@@ -1,4 +1,2 @@
-pip install PyQt6 numpy scipy matplotlib
-pip install pandas pyopengl
-pip install msgpack zmq pygame pyqtwebengine
+pip install PyQt6 PyQt6-WebEngine pygame pyopengl numpy scipy pandas  matplotlib msgpack zmq textual bluesky-simdata bluesky-guidata 
 pause