Maybe queue is blocking?

gaussfit/logger.py

@@ -2,7 +2,7 @@
 import logging
 # from multiprocessing import Queue
 from collections import Counter
-
+import queue
 
 # TODO Isn't this done with QueueHandler?
 class DelayedHandler(logging.Handler):
@@ -92,4 +92,7 @@ def __init__(self, que):
         self.que = que
 
     def _emit(self, message, level):
-        self.que.put(message)
+        try:
+            self.que.put(message, timeout=5)
+        except queue.Empty:
+            print("Queue was empty when trying to log %s" % str(message))

gui/libparse/GUIParse.py

@@ -4,7 +4,7 @@
 from gaussfit import Parse
 from gui.libparse import ParseThread
 from gaussfit.output.libwriter import doOutput
-from queue import Queue
+from multiprocessing import Queue
 from gaussfit.logger import DelayedMultiprocessHandler