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+# -*- coding: utf-8 -*-
+
+##
+# Copyright 2019 Tech Mahindra Limited
+#
+# 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.
+##
+
+## Change log:
+# 1. Feature 7829: Jayant Madavi, Mrityunjay Yadav : MY00514913@techmahindra.com : 06-sep-2019
+##
+
+*** Variables ***
+${success_return_code}   0
+${delete_max_wait_time}   1min
+${delete_pol_time}   15sec
+
+
+*** Keywords ***
+Get NSDs List
+    ${rc}   ${stdout}=   Run and Return RC and Output   osm nsd-list
+    log   ${stdout}
+    Should Be Equal As Integers   ${rc}   ${success_return_code}
+
+
+Create NSD
+    [Arguments]   ${nsd_pkg}
+
+    ${rc}   ${stdout}=   Run and Return RC and Output   osm nsd-create ${nsd_pkg}
+    log   ${stdout}
+    Should Be Equal As Integers   ${rc}   ${success_return_code}
+    [Return]  ${stdout}
+
+
+Delete NSD
+    [Arguments]   ${nsd_id}
+
+    ${rc}   ${stdout}=   Run Keyword And Continue On Failure   Run and Return RC and Output   osm nsd-delete ${nsd_id}
+    log   ${stdout}
+    WAIT UNTIL KEYWORD SUCCEEDS   ${delete_max_wait_time}   ${delete_pol_time}   Check For NSD   ${nsd_id}
+
+
+Check For NSD
+    [Arguments]   ${nsd_id}
+
+    ${rc}   ${stdout}=   Run and Return RC and Output   osm nsd-list | awk '{print $2}' | grep ${nsd_id}
+    Should Not Be Equal As Strings   ${stdout}   ${nsd_id}