Cleaned main.py. Renamed exit_flag global.

src/csv_threading.py

@@ -45,7 +45,7 @@ class ExecCSVThread(Thread):
             self.cage_dev.close()
 
             # when the sequence has ended, reset buttons on the UI:
-            if not g.exitFlag:  # main window is open
+            if not g.exit_flag:  # main window is open
                 self.parent.select_file_button["state"] = "normal"
                 self.parent.execute_button["state"] = "normal"
                 self.parent.stop_button["state"] = "disabled"
@@ -79,7 +79,7 @@ class ExecCSVThread(Thread):
 
         i = 0  # index of the current array row
         while i < len(array):
-            if self.stopped or g.exitFlag:
+            if self.stopped or g.exit_flag:
                 # Interrupt sequence
                 ui_print("Sequence interrupted, powering down channels.")
                 # Channels powered down in run function