Remove submodule, just put Dependencies in ./libs

libs/flask/session.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+"""
+    flask.session
+    ~~~~~~~~~~~~~
+
+    Implements cookie based sessions based on Werkzeug's secure cookie
+    system.
+
+    :copyright: (c) 2010 by Armin Ronacher.
+    :license: BSD, see LICENSE for more details.
+"""
+
+from werkzeug.contrib.securecookie import SecureCookie
+
+
+class Session(SecureCookie):
+    """Expands the session with support for switching between permanent
+    and non-permanent sessions.
+    """
+
+    def _get_permanent(self):
+        return self.get('_permanent', False)
+
+    def _set_permanent(self, value):
+        self['_permanent'] = bool(value)
+
+    permanent = property(_get_permanent, _set_permanent)
+    del _get_permanent, _set_permanent
+
+
+class _NullSession(Session):
+    """Class used to generate nicer error messages if sessions are not
+    available.  Will still allow read-only access to the empty session
+    but fail on setting.
+    """
+
+    def _fail(self, *args, **kwargs):
+        raise RuntimeError('the session is unavailable because no secret '
+                           'key was set.  Set the secret_key on the '
+                           'application to something unique and secret.')
+    __setitem__ = __delitem__ = clear = pop = popitem = \
+        update = setdefault = _fail
+    del _fail