--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_template/interfaces.py	Tue Nov 26 10:01:36 2019 +0100
@@ -0,0 +1,32 @@
+#
+# Copyright (c) 2008-2015 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+
+"""PyAMS_template.interfaces module
+
+Templates marker interfaces definitions
+"""
+
+from zope.interface import Interface
+
+__docformat__ = 'restructuredtext'
+
+
+class IPageTemplate(Interface):
+    """Base page template interface"""
+
+
+class ILayoutTemplate(IPageTemplate):
+    """A template used for render the layout."""
+
+
+class IContentTemplate(IPageTemplate):
+    """A template used for render the content."""