fixup! py2/py3: str.encode('hex') does not work in Python 3.

bt5/erp5_credential/SkinTemplateItem/portal_skins/erp5_credential/CredentialRequest_checkLoginAvailability.py

@@ -11,7 +11,7 @@ if value:
   # concurrency between Credential Request and ERP5 Login object too
   #
   # XXX: hex encoded value may exceed 'tag' column length (255)...
-  if context.getPortalObject().portal_activities.countMessageWithTag('set_login_' + bytes2str(binascii.hexlify(str2bytes2(value)))):
+  if context.getPortalObject().portal_activities.countMessageWithTag('set_login_' + bytes2str(binascii.hexlify(str2bytes(value)))):
     return False
 
 def getRealContext():

bt5/erp5_credential/SkinTemplateItem/portal_skins/erp5_credential/ERP5Site_newCredentialRequest.py

@@ -41,7 +41,7 @@ credential_request = module.newContent(
 credential_request.setCategoryList(category_list)
 # Same tag is used as in ERP5 Login._setReference, in order to protect against
 # concurrency between Credential Request and Person object too
-tag = 'set_login_%s' % bytes2str(binascii.hexlify(str2bytes2(reference)))
+tag = 'set_login_%s' % bytes2str(binascii.hexlify(str2bytes(reference)))
 credential_request.reindexObject(activate_kw={'tag': tag})
 
 #We attach the current user to the credential request if not anonymous