minimized the changes

grum/.vscode/settings.json

@@ -1,3 +0,0 @@
-{
-    "python.formatting.provider": "black"
-}

grum/mainwin.py

@@ -56,13 +56,14 @@ class MainWindow(QMainWindow):
         rst.server.register_function(self.new_plot)
         rst.server.register_function(self.append_data)
 
-
         self.sig_make_new_plot.connect(self.on_make_new_plot)
 
+
     def keyPressEvent(self, event):
         if event.key() == Qt.Key_F1:
             self.webdoc.show()
 
+
     # Remote API calls
 
     def new_plot(self, name, cfg):
@@ -83,6 +84,7 @@ class MainWindow(QMainWindow):
         else:
             item.set_alarm(True)
 
+
     # Signal callbacks
 
     def on_make_new_plot(self, *args, **kwargs):
@@ -101,6 +103,7 @@ class MainWindow(QMainWindow):
         else:
             self.plot_multiple_items(selected)
 
+
     # Plumbing
 
     def plot_single_item(self, item):
@@ -115,6 +118,7 @@ class MainWindow(QMainWindow):
         name = " | ".join(names)
         self.activate_or_make_subwin(MDISubMultiPlot, name, descs)
 
+
     #TODO: the following two could be methods to MDIArea?
 
     def activate_or_make_subwin(self, MDISubType, name, *args, **kwargs):
@@ -127,3 +131,6 @@ class MainWindow(QMainWindow):
     def make_subwin(self, MDISubType, name, *args, **kwargs):
         sub = MDISubType(name, *args, **kwargs)
         self.mdi.add(sub)
+
+
+