Fix trailing whitespace in multiple files

Also fix formatting of CODING_GUIDELINES.md

src/searchengine/nova3/socks.py

@@ -14,7 +14,7 @@ are permitted provided that the following conditions are met:
 3. Neither the name of Dan Haim nor the names of his contributors may be used
    to endorse or promote products derived from this software without specific
    prior written permission.
-   
+
 THIS SOFTWARE IS PROVIDED BY DAN HAIM "AS IS" AND ANY EXPRESS OR IMPLIED
 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
@@ -114,15 +114,15 @@ def setdefaultproxy(proxytype=None,addr=None,port=None,rdns=True,username=None,p
     """
     global _defaultproxy
     _defaultproxy = (proxytype,addr,port,rdns,username,password)
-    
+
 class socksocket(socket.socket):
     """socksocket([family[, type[, proto]]]) -> socket object
-    
+
     Open a SOCKS enabled socket. The parameters are the same as
     those of the standard socket init. In order for SOCKS to work,
     you must specify family=AF_INET, type=SOCK_STREAM and proto=0.
     """
-    
+
     def __init__(self, family=socket.AF_INET, type=socket.SOCK_STREAM, proto=0, _sock=None):
         _orgsocket.__init__(self,family,type,proto,_sock)
         if _defaultproxy != None:
@@ -131,7 +131,7 @@ class socksocket(socket.socket):
             self.__proxy = (None, None, None, None, None, None)
         self.__proxysockname = None
         self.__proxypeername = None
-    
+
     def __recvall(self, bytes):
         """__recvall(bytes) -> data
         Receive EXACTLY the number of bytes requested from the socket.
@@ -144,7 +144,7 @@ class socksocket(socket.socket):
                 raise GeneralProxyError("connection closed unexpectedly")
             data = data + d
         return data
-    
+
     def setproxy(self,proxytype=None,addr=None,port=None,rdns=True,username=None,password=None):
         """setproxy(proxytype, addr[, port[, rdns[, username[, password]]]])
         Sets the proxy to be used.
@@ -163,7 +163,7 @@ class socksocket(socket.socket):
                 Only relevant when username is also provided.
         """
         self.__proxy = (proxytype,addr,port,rdns,username,password)
-    
+
     def __negotiatesocks5(self,destaddr,destport):
         """__negotiatesocks5(self,destaddr,destport)
         Negotiates a connection through a SOCKS5 server.
@@ -255,26 +255,26 @@ class socksocket(socket.socket):
             self.__proxypeername = (socket.inet_ntoa(ipaddr),destport)
         else:
             self.__proxypeername = (destaddr,destport)
-    
+
     def getproxysockname(self):
         """getsockname() -> address info
         Returns the bound IP address and port number at the proxy.
         """
         return self.__proxysockname
-    
+
     def getproxypeername(self):
         """getproxypeername() -> address info
         Returns the IP and port number of the proxy.
         """
         return _orgsocket.getpeername(self)
-    
+
     def getpeername(self):
         """getpeername() -> address info
         Returns the IP address and port number of the destination
         machine (note: getproxypeername returns the proxy)
         """
         return self.__proxypeername
-    
+
     def __negotiatesocks4(self,destaddr,destport):
         """__negotiatesocks4(self,destaddr,destport)
         Negotiates a connection through a SOCKS4 server.
@@ -322,7 +322,7 @@ class socksocket(socket.socket):
             self.__proxypeername = (socket.inet_ntoa(ipaddr),destport)
         else:
             self.__proxypeername = (destaddr,destport)
-    
+
     def __negotiatehttp(self,destaddr,destport):
         """__negotiatehttp(self,destaddr,destport)
         Negotiates a connection through an HTTP server.
@@ -353,7 +353,7 @@ class socksocket(socket.socket):
             raise HTTPError((statuscode,statusline[2]))
         self.__proxysockname = ("0.0.0.0",0)
         self.__proxypeername = (addr,destport)
-    
+
     def connect(self,destpair):
         """connect(self,despair)
         Connects to the specified destination through a proxy.