diff --git a/src/netnode.py b/src/netnode.py
--- a/src/netnode.py
+++ b/src/netnode.py
@@ -7,7 +7,7 @@ from networkers import NetworkReader,Net
 from hashtree import HashTree
 
 
-lockFile=os.path.join(conf.directory,"dirty.lock")
+lockFile = os.path.join(conf.directory,"dirty.lock")
 
 
 class FailedConnection(Exception): pass
@@ -17,19 +17,19 @@ class IncompatibleException(Exception): 
 
 class BaseConnection: # abstract
 	def __init__(self):
-		self._socket=None
-		self.incoming=None
-		self.outcoming=None
+		self._socket = None
+		self.incoming = None
+		self.outcoming = None
 
 	def createNetworkers(self):
-		fr=self._socket.makefile(mode="rb")
-		fw=self._socket.makefile(mode="wb")
+		fr = self._socket.makefile(mode="rb")
+		fw = self._socket.makefile(mode="wb")
 
-		self.incoming=NetworkReader(fr)
-		self.outcoming=NetworkWriter(fw)
+		self.incoming = NetworkReader(fr)
+		self.outcoming = NetworkWriter(fw)
 
 	def __enter__(self):
-		return self.incoming,self.outcoming
+		return self.incoming, self.outcoming
 
 	def __exit__(self, exc_type, exc_val, exc_tb):
 		try:
@@ -40,26 +40,26 @@ class BaseConnection: # abstract
 
 
 class NetNode:
-	def __init__(self,filename,treeFile=""):
-		self._incoming=None
-		self._outcoming=None
+	def __init__(self, filename, treeFile=""):
+		self._incoming = None
+		self._outcoming = None
 
-		self._filename=filename
-		self._treeFile=treeFile
+		self._filename = filename
+		self._treeFile = treeFile
 
 		if treeFile:
-			self._tree=HashTree.load(treeFile)
+			self._tree = HashTree.load(treeFile)
 		else:
-			self._tree=HashTree.fromFile(filename)
+			self._tree = HashTree.fromFile(filename)
 
-		self._newLeaves=dict()
+		self._newLeaves = dict()
 
 	def isLocked(self):
 		return os.path.isfile(lockFile)
 
 	def _lock(self):
 		try:
-			f=open(lockFile,"x")
+			f = open(lockFile,"x")
 			f.close()
 		except FileExistsError:
 			raise LockedException()