Adding New Sample to Delete User specified Virtual Machine

Signed-off-by: Pavan Bidkar <pbidkar@vmware.com>

Fixed Formatting issue

Signed-off-by: Pavan Bidkar <pbidkar@vmware.com>

Fixed PEP8 suggested format Issue.Added new line at the end of file

Signed-off-by: PavanBidkar <pbidkar@vmware.com>

samples/vsphere/vcenter/vm/delete_vm.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python
+
+"""
+* *******************************************************
+* Copyright (c) VMware, Inc. 2017. All Rights Reserved.
+* SPDX-License-Identifier: MIT
+* *******************************************************
+*
+* DISCLAIMER. THIS PROGRAM IS PROVIDED TO YOU "AS IS" WITHOUT
+* WARRANTIES OR CONDITIONS OF ANY KIND, WHETHER ORAL OR WRITTEN,
+* EXPRESS OR IMPLIED. THE AUTHOR SPECIFICALLY DISCLAIMS ANY IMPLIED
+* WARRANTIES OR CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY,
+* NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE.
+"""
+
+import atexit
+from samples.vsphere.common import vapiconnect
+from samples.vsphere.common.sample_util import parse_cli_args_vm
+from com.vmware.vcenter_client import VM
+from com.vmware.vcenter.vm_client import Power
+from samples.vsphere.vcenter.helper.vm_helper import get_vm
+
+"""
+Demonstrates Deleting User specified Virtual Machine (VM)
+Sample Prerequisites:
+vCenter/ESX
+"""
+
+stub_config = None
+vm_name = None
+vm = None
+
+
+def setup(context=None):
+    global stub_config, vm_name
+    server, username, password, cleardata, skip_verification, vm_name = \
+        parse_cli_args_vm(vm_name)
+    stub_config = vapiconnect.connect(server, username, password,
+                                      skip_verification)
+    atexit.register(vapiconnect.logout, stub_config)
+
+
+def run():
+    """
+    Delete User specified VM from Server
+    """
+    global vm
+    vm_svc = VM(stub_config)
+    power_svc = Power(stub_config)
+    vm = get_vm(stub_config, vm_name)
+    if not vm:
+        raise Exception('Sample requires an existing vm with name ({}).'
+                        'Please create the vm first.'.format(vm_name))
+    print("Deleting VM -- '{}-({})')".format(vm_name, vm))
+    state = power_svc.get(vm)
+    if state == Power.Info(state=Power.State.POWERED_ON):
+        power_svc.stop(vm)
+    elif state == Power.Info(state=Power.State.SUSPENDED):
+        power_svc.start(vm)
+        power_svc.stop(vm)
+    vm_svc.delete(vm)
+    print("Deleted VM -- '{}-({})".format(vm_name, vm))
+
+
+def main():
+    setup()
+    run()
+
+
+if __name__ == '__main__':
+    main()