[FIX] builtins removed from Python 3

* Reverse wrapper courtesy of @rco-odoo's original P3 branch
* thin compat module stripped down from werkzeug (to augment as needed)

issue 8530

1 files changed, 7 insertions, 5 deletions

diff --git a/addons/mail/models/mail_template.py b/addons/mail/models/mail_template.py
index 1fc922a0d55..2c989bb7e2e 100644
--- a/addons/mail/models/mail_template.py
+++ b/addons/mail/models/mail_template.py
@@ -7,6 +7,8 @@ import copy
 import datetime
 import dateutil.relativedelta as relativedelta
 import logging
+
+import functools
 import lxml
 import urlparse
 
@@ -15,6 +17,7 @@ from urllib import urlencode, quote as quote
 from odoo import _, api, fields, models, tools
 from odoo import report as odoo_report
 from odoo.exceptions import UserError
+from odoo.tools import pycompat
 
 _logger = logging.getLogger(__name__)
 
@@ -90,10 +93,9 @@ try:
         'max': max,
         'sum': sum,
         'filter': filter,
-        'reduce': reduce,
+        'reduce': functools.reduce,
         'map': map,
         'round': round,
-        'cmp': cmp,
 
         # dateutil.relativedelta is an old-style class and cannot be directly
         # instanciated wihtin a jinja2 expression, so a lambda "proxy" is
@@ -340,7 +342,7 @@ class MailTemplate(models.Model):
         :param int res_ids: list of ids of document records those mails are related to.
         """
         multi_mode = True
-        if isinstance(res_ids, (int, long)):
+        if isinstance(res_ids, pycompat.integer_types):
             multi_mode = False
             res_ids = [res_ids]
 
@@ -385,7 +387,7 @@ class MailTemplate(models.Model):
     @api.multi
     def get_email_template(self, res_ids):
         multi_mode = True
-        if isinstance(res_ids, (int, long)):
+        if isinstance(res_ids, pycompat.integer_types):
             res_ids = [res_ids]
             multi_mode = False
 
@@ -450,7 +452,7 @@ class MailTemplate(models.Model):
         """
         self.ensure_one()
         multi_mode = True
-        if isinstance(res_ids, (int, long)):
+        if isinstance(res_ids, pycompat.integer_types):
             res_ids = [res_ids]
             multi_mode = False
         if fields is None: