diff --git a/src/helper_generic.py b/src/helper_generic.py
index 588ae8f1..699df8b8 100644
--- a/src/helper_generic.py
+++ b/src/helper_generic.py
@@ -1,9 +1,14 @@
-import os
+"""
+Helper Generic perform generic oprations for threading.
+
+Also perform some conversion operations.
+"""
+
 import socket
 import sys
 from binascii import hexlify, unhexlify
 from multiprocessing import current_process
-from threading import current_thread, enumerate
+import threading
 import traceback
 
 import shared
@@ -11,16 +16,18 @@ from debug import logger
 import queues
 import shutdown
 
+
 def powQueueSize():
     curWorkerQueue = queues.workerQueue.qsize()
-    for thread in enumerate():
+    for thread in threading.enumerate():
         try:
             if thread.name == "singleWorker":
                 curWorkerQueue += thread.busy
-        except:
-            pass
+        except Exception as err:
+            logger.info("Thread error %s", err)
     return curWorkerQueue
 
+
 def convertIntToString(n):
     a = __builtins__.hex(n)
     if a[-1:] == 'L':
@@ -30,28 +37,33 @@ def convertIntToString(n):
     else:
         return unhexlify('0' + a[2:])
 
+
 def convertStringToInt(s):
     return int(hexlify(s), 16)
 
+
 def allThreadTraceback(frame):
-    id2name = dict([(th.ident, th.name) for th in enumerate()])
+    id2name = dict([(th.ident, th.name) for th in threading.enumerate()])
     code = []
     for threadId, stack in sys._current_frames().items():
-        code.append("\n# Thread: %s(%d)" % (id2name.get(threadId,""), threadId))
+        code.append("\n# Thread: %s(%d)" % (
+            id2name.get(threadId, ""), threadId))
         for filename, lineno, name, line in traceback.extract_stack(stack):
-            code.append('File: "%s", line %d, in %s' % (filename, lineno, name))
+            code.append('File: "%s", line %d, in %s' % (
+                filename, lineno, name))
             if line:
                 code.append("  %s" % (line.strip()))
     print "\n".join(code)
 
+
 def signal_handler(signal, frame):
-    logger.error("Got signal %i in %s/%s", signal, current_process().name, current_thread().name)
-    if current_process().name == "RegExParser":
-        # on Windows this isn't triggered, but it's fine, it has its own process termination thing
-        raise SystemExit
+    logger.error("Got signal %i in %s/%s", signal,
+        current_process().name,
+        threading.current_thread().name)
     if "PoolWorker" in current_process().name:
         raise SystemExit
-    if current_thread().name not in ("PyBitmessage", "MainThread"):
+    if threading.current_thread().name not in (
+        "PyBitmessage", "MainThread"):
         return
     logger.error("Got signal %i", signal)
     if shared.thisapp.daemon:
@@ -60,8 +72,9 @@ def signal_handler(signal, frame):
         allThreadTraceback(frame)
         print 'Unfortunately you cannot use Ctrl+C when running the UI because the UI captures the signal.'
 
+
 def isHostInPrivateIPRange(host):
-    if ":" in host: #IPv6
+    if ":" in host:  # IPv6
         hostAddr = socket.inet_pton(socket.AF_INET6, host)
         if hostAddr == ('\x00' * 15) + '\x01':
             return False
@@ -69,7 +82,6 @@ def isHostInPrivateIPRange(host):
             return False
         if (ord(hostAddr[0]) & 0xfe) == 0xfc:
             return False
-        pass
     elif ".onion" not in host:
         if host[:3] == '10.':
             return True
@@ -84,5 +96,6 @@ def isHostInPrivateIPRange(host):
             return True
     return False
 
-def addDataPadding(data, desiredMsgLength = 12, paddingChar = '\x00'):
+
+def addDataPadding(data, desiredMsgLength=12, paddingChar='\x00'):
     return data + paddingChar * (desiredMsgLength - len(data))