diff --git a/src/util.py b/src/util.py
--- a/src/util.py
+++ b/src/util.py
@@ -5,7 +5,7 @@ import collections
 from datetime import datetime
 
 
-def spawnDaemon(fun):
+def spawn_daemon(fun):
 	# do the UNIX double-fork magic, see Stevens' "Advanced
 	# Programming in the UNIX Environment" for details (ISBN 0201563177)
 	try:
@@ -14,7 +14,7 @@ def spawnDaemon(fun):
 			# parent process, return and keep running
 			return
 	except OSError as e:
-		print("fork #1 failed: {0} ({1})".format(e.errno,e.strerror),file=sys.stderr)
+		print("fork #1 failed: {0} ({1})".format(e.errno, e.strerror), file=sys.stderr)
 		sys.exit(1)
 
 	os.setsid()
@@ -36,9 +36,9 @@ def spawnDaemon(fun):
 	os._exit(os.EX_OK)
 
 
-def splitHost(host, defaultPort=0):
+def split_host(host, default_port=0):
 	address, _, port = host.partition(":")
-	if not port: port = defaultPort
+	if not port: port = default_port
 	return (address, port)
 
 
@@ -61,7 +61,7 @@ class Progress:
 		if len(self._past)==0 or (now-self._past[-1][0]).total_seconds()>1:
 			self._past.append((now, i))
 		if res!=self._last or (now-self._past[0][0]).total_seconds()>5:
-			eta = formatSeconds(self.eta(i))
+			eta = format_seconds(self.eta(i))
 			self._print("{0} (ETA {1})".format(res, eta))
 			self._last = res
 			while (now-self._past[0][0]).total_seconds()>5:
@@ -86,7 +86,7 @@ class Progress:
 		print("\r"+s, end=end)
 
 
-def formatSeconds(secs):
+def format_seconds(secs):
 	if math.isnan(secs): return "?"
 	secs = round(secs)
 	if secs<60: return "{0}s".format(secs)