Sitecore Powershell Extension: Create User defined Template Item

Code-Snippet-1

##--INPUT --##
 $customTemplateName = "test6";
 $baseTemplate="{1930BBEB-7805-47158AC7CF696}|{B7B41C45-2A6-E377DE778095}|{96224572-74-AE7E-DE43F0F6BFD9}";
 $layoutRenderings=
 '<r xmlns:xsd="http://www.w3.org/2001/XMLSchema" >
 <d id="{FE5D7FDF-89C0-4D99-9AA3-B5FBD009C9F3}" l="{19432667-2790-44EC-9673-ACAE93AE0519}">
     <r id="{7915EF7B--7B0D39137443}" ph="metaheader" uid="{D36E7AFC-08B5-433C13-554B20BE9569}" />
     <r id="{016A19CB837-E81F2B510E72}" ph="breadcrumb" uid="{2ABC1220-6C40-426-B0A2-F594EEC98D7E}" />
     <r id="{C5CF5F45-F21BAE6-52DBC568E33A}" ph="navheader" uid="{DA646F0700E-B09A26C8}" />
     <r id="{93FA9D3A-590A-467C-872F-830C1D17E147}" ph="banner" uid="{8B8E75580AF0C-32620B307B5C}" />
     <r id="{545F506A-934-8A6C-B3414651647C}" ph="help" uid="{5C527DC3-CDA9--7A401E051A08}" />
     <r id="{342ACC72-855B-41944A31B03DEF5}" ph="navfooter" uid="{52EEC507-C-9DF9-E005FCE4FCAF}" />
 </d>
 </r>'
 
 ##--Step 1 Create New Userdefined Template
  $path = "master:\sitecore\templates\User Defined\ABC\Pages\"+$customTemplateName;  
  New-Item -Path  $path  -ItemType "/sitecore/templates/System/Templates/Template"
  $item = Get-Item -Path  $path
 
 ##--Step 2 Update Standard Fields-****Base template*****
  $item."__base template" =  $baseTemplate
 
 ##--Step 3 Create Template Standard Values Item
  $pathStandardValue= "master:\sitecore\templates\User Defined\ABC\Pages\"+$customTemplateName+"\__Standard Values";
  $itemTypeStandardValueTemplate="/sitecore/templates/User Defined/ABC/Pages/"+$customTemplateName;
  New-Item -path $pathStandardValue -ItemType  $itemTypeStandardValueTemplate
 
 ##--Step 4 Update Standard Values
  $item."__standard values" = "sitecore/templates/User Defined/ABC/Pages/"+ $customTemplateName +"/__Standard Values"
 
 ##--Step 5 Set/Assign Presentation Layout and renderings in above standard value item
  $standardItem = Get-Item -Path $pathStandardValue
  $standardItem."__renderings"= $layoutRenderings