+#!/usr/bin/env python
+#-*- coding:utf-8 -*-
+# Copyright (C) 2010-2013 CEA/DEN
+#
+# This library 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.
+#
+# This library 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 this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+import os
+
+from . import pyconf
+from . import architecture
+from . import printcolors
+from . import options
+from . import system
+
+class SatException(Exception):
+ '''rename Exception Class
+ '''
+ pass
+
+def ensure_path_exists(p):
+ '''Create a path if not existing
+
+ :param p str: The path.
+ '''
+ if not os.path.exists(p):
+ os.mkdir(p)
+
+def check_config_has_application( config, details = None ):
+ '''check that the config has the key APPLICATION. Else raise an exception.
+
+ :param config class 'common.pyconf.Config': The config.
+ '''
+ if 'APPLICATION' not in config:
+ message = _("An APPLICATION is required. Use 'config --list' to get the list of available applications.\n")
+ if details :
+ details.append(message)
+ raise SatException( message )
\ No newline at end of file
