diff -r 058bb3dc685f -r 0b59724cb3f2 cubicweb/wsgi/__init__.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/wsgi/__init__.py	Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,63 @@
+# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
+#
+# This file is part of CubicWeb.
+#
+# CubicWeb is free software: you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free
+# Software Foundation, either version 2.1 of the License, or (at your option)
+# any later version.
+#
+# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
+"""This package contains all WSGI specific code for cubicweb
+
+NOTE: this package borrows a lot of code to Django
+      (http://www.djangoproject.com) and to the wsgiref module
+      of the python2.5's stdlib.
+
+WSGI corresponding PEP: http://www.python.org/dev/peps/pep-0333/
+
+"""
+__docformat__ = "restructuredtext en"
+
+from email import message, message_from_string
+from pprint import pformat as _pformat
+
+from six.moves.http_cookies import SimpleCookie
+
+def pformat(obj):
+    """pretty prints `obj` if possible"""
+    try:
+        return _pformat(obj)
+    except Exception:
+        return u'<could not parse>'
+
+def normalize_header(header):
+    """returns a normalized header name
+
+    >>> normalize_header('User_Agent')
+    'User-agent'
+    """
+    return header.replace('_', '-').capitalize()
+
+def safe_copyfileobj(fsrc, fdst, length=16*1024, size=0):
+    """
+    THIS COMES FROM DJANGO
+    A version of shutil.copyfileobj that will not read more than 'size' bytes.
+    This makes it safe from clients sending more than CONTENT_LENGTH bytes of
+    data in the body.
+    """
+    if not size:
+        return
+    while size > 0:
+        buf = fsrc.read(min(length, size))
+        if not buf:
+            break
+        fdst.write(buf)
+        size -= len(buf)