erp5_web_service: Make code compatible with both python2 and python3.

bt5/erp5_web_service/ModuleComponentTemplateItem/portal_components/module.erp5.SFTPConnection.py

@@ -29,10 +29,10 @@
 
 import os, socket
 import operator
-from urlparse import urlparse
+from six.moves.urllib.parse import urlparse
 from socket import gaierror, error, socket, getaddrinfo, AF_UNSPEC, SOCK_STREAM
-from xmlrpclib import Binary
-from cStringIO import StringIO
+from six.moves.xmlrpc_client import Binary
+from six.moves import cStringIO as StringIO
 from paramiko import Transport, RSAKey, SFTPClient
 from paramiko.util import retry_on_signal
 

bt5/erp5_web_service/ModuleComponentTemplateItem/portal_components/module.erp5.XMLRPCConnection.py

@@ -26,8 +26,8 @@
 #
 ##############################################################################
 
-import xmlrpclib
-from urlparse import urlparse
+from six.moves.xmlrpc_client import ServerProxy
+from six.moves.urllib.parse import urlparse
 
 class XMLRPCConnection:
   """
@@ -47,4 +47,4 @@ class XMLRPCConnection:
       schema = urlparse(url)
       url = '%s://%s:%s@%s%s' %(schema[0], self._user_name, self._password,
                                 schema[1], schema[2])
-    return xmlrpclib.ServerProxy(url, allow_none=1)
+    return ServerProxy(url, allow_none=1)

bt5/erp5_web_service/ToolComponentTemplateItem/portal_components/tool.erp5.WebServiceTool.py

@@ -32,6 +32,7 @@ from AccessControl import ClassSecurityInfo
 from Products.ERP5Type.Globals import InitializeClass
 from Products.ERP5Type.Tool.BaseTool import BaseTool
 from Products.ERP5Type import Permissions
+import six
 
 class ConnectionError(Exception):
   pass
@@ -55,7 +56,7 @@ handler_module_dict = {
   'sql' : "SQLConnection",
   'document' : "DocumentConnection",
 }
-for handler_id, module_id in handler_module_dict.iteritems():
+for handler_id, module_id in six.iteritems(handler_module_dict):
   # Ignore non-functionnal plugins.
   # This is done to avoid adding strict dependencies.
   # Code relying on the presence of a plugin will fail upon