--- /dev/null
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+# Copyright 2016 RIFT.io Inc
+
+'''
+Exceptions for the TOSCA Translator package.
+'''
+
+from rift.mano.tosca_translator.common.utils import _
+
+from toscaparser.common.exception import TOSCAException
+
+
+class ConfFileParseError(TOSCAException):
+ msg_fmt = _('%(message)s')
+
+
+class ConfOptionNotDefined(TOSCAException):
+ msg_fmt = _('Option %(key)s in section %(section)s '
+ 'is not defined in conf file')
+
+
+class ConfSectionNotDefined(TOSCAException):
+ msg_fmt = _('Section %(section)s is not defined in conf file')
+
+
+class ToscaModImportError(TOSCAException):
+ msg_fmt = _('Unable to import module %(mod_name)s. '
+ 'Check to see that it exists and has no '
+ 'language definition errors.')
+
+
+class ToscaClassImportError(TOSCAException):
+ msg_fmt = _('Unable to import class %(name)s in '
+ 'module %(mod_name)s. Check to see that it '
+ 'exists and has no language definition errors.')
+
+
+class ToscaClassAttributeError(TOSCAException):
+ msg_fmt = _('Class attribute referenced not found. '
+ '%(message)s. Check to see that it is defined.')