diff --git a/addons/account/models/account.py b/addons/account/models/account.py
index 3684c6f1c92..2015c225b62 100644
--- a/addons/account/models/account.py
+++ b/addons/account/models/account.py
@@ -134,7 +134,7 @@ class AccountAccount(models.Model):
         if vals.get('company_id', False):
             move_lines = self.env['account.move.line'].search([('account_id', 'in', self.ids)], limit=1)
             for account in self:
-                if (account.company_id.id <> vals['company_id']) and move_lines:
+                if (account.company_id.id != vals['company_id']) and move_lines:
                     raise UserError(_('You cannot change the owner company of an account that already contains journal items.'))
         # If user change the reconcile flag, all aml should be recomputed for that account and this is very costly.
         # So to prevent some bugs we add a constraint saying that you cannot change the reconcile field if there is any aml existing
diff --git a/addons/mail/models/html2text.py b/addons/mail/models/html2text.py
index c4c8fdb21fa..fb16b1fbda0 100755
--- a/addons/mail/models/html2text.py
+++ b/addons/mail/models/html2text.py
@@ -276,7 +276,7 @@ class _html2text(sgmllib.SGMLParser):
                             a['count'] = self.acount
                             a['outcount'] = self.outcount
                             self.a.append(a)
-                        self.o("][" + `a['count']` + "]")
+                        self.o("][%r]" % a['count'])
 
         if tag == "img" and start:
             attrsD = {}
@@ -295,7 +295,7 @@ class _html2text(sgmllib.SGMLParser):
                     self.a.append(attrs)
                 self.o("![")
                 self.o(alt)
-                self.o("]["+`attrs['count']`+"]")
+                self.o("][%r]" % attrs['count'])
 
         if tag == 'dl' and start: self.p()
         if tag == 'dt' and not start: self.pbr()
@@ -319,7 +319,7 @@ class _html2text(sgmllib.SGMLParser):
                 if li['name'] == "ul": self.o("* ")
                 elif li['name'] == "ol":
                     li['num'] += 1
-                    self.o(`li['num']`+". ")
+                    self.o("%r. " % li['num'])
                 self.start = 1
             else:
                 self.pbr()
@@ -389,7 +389,7 @@ class _html2text(sgmllib.SGMLParser):
                 newa = []
                 for link in self.a:
                     if self.outcount > link['outcount']:
-                        self.out("   ["+`link['count']`+"]: " + urlparse.urljoin(self.baseurl, link['href']))
+                        self.out("   ["+repr(link['count'])+"]: " + urlparse.urljoin(self.baseurl, link['href']))
                         if link.has_key('title'): self.out(" ("+link['title']+")")
                         self.out("\n")
                     else:
diff --git a/addons/website_rating_project_issue/controllers/main.py b/addons/website_rating_project_issue/controllers/main.py
index 0494bb7efc0..c819b7171c7 100644
--- a/addons/website_rating_project_issue/controllers/main.py
+++ b/addons/website_rating_project_issue/controllers/main.py
@@ -23,7 +23,7 @@ class WebsiteRatingProject(http.Controller):
         project = request.env['project.project'].sudo().browse(project_id)
         # to avoid giving any access rights on projects to the public user, let's use sudo
         # and check if the user should be able to view the project (project managers only if it's unpublished or has no rating)
-        if not ((project.rating_status<>'no') and project.website_published) and not user.sudo(user).has_group('project.group_project_manager'):
+        if not ((project.rating_status!='no') and project.website_published) and not user.sudo(user).has_group('project.group_project_manager'):
             raise NotFound()
         values = {
             'project': project,
diff --git a/doc/python3.rst b/doc/python3.rst
index a0db3381a57..55047f16d4b 100644
--- a/doc/python3.rst
+++ b/doc/python3.rst
@@ -86,3 +86,15 @@ or::
 
 This form was implemented in Python 2.5 and is thus compatible across the
 board.
+
+Removed Operators
+-----------------
+
+.. important::
+
+    * The backtick operator ``\`foo\``` must be converted to an explicit call
+      to the ``repr()`` builtin
+    * The ``<>`` operator must be replaced by ``!=``
+
+These two operators were long recommended against/deprecated in Python 2,
+Python 3 removed them from the language.