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diff --git a/keystoneclient/service_catalog.py b/keystoneclient/service_catalog.py
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+# Copyright 2011 OpenStack LLC.
+# Copyright 2011, Piston Cloud Computing, Inc.
+# Copyright 2011 Nebula, Inc.
+#
+# All Rights Reserved.
+#
+# 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.
+
+
+from keystoneclient import exceptions
+
+
+class ServiceCatalog(object):
+    """Helper methods for dealing with a Keystone Service Catalog."""
+
+    def __init__(self, resource_dict):
+        self.catalog = resource_dict
+
+    def get_token(self):
+        return self.catalog['token']['id']
+
+    def url_for(self, attr=None, filter_value=None,
+                    service_type='identity', endpoint_type='publicURL'):
+        """Fetch an endpoint from the service catalog.
+
+        Fetch the specified endpoint from the service catalog for
+        a particular endpoint attribute. If no attribute is given, return
+        the first endpoint of the specified type.
+
+        See tests for a sample service catalog.
+        """
+        catalog = self.catalog.get('serviceCatalog', [])
+
+        for service in catalog:
+            if service['type'] != service_type:
+                continue
+
+            endpoints = service['endpoints']
+            for endpoint in endpoints:
+                if not filter_value or endpoint[attr] == filter_value:
+                    return endpoint[endpoint_type]
+
+        raise exceptions.EndpointNotFound('Endpoint not found.')