new_contents: """Prints the current view controller hierarchy.
  
  Usage: pvc
  """
  def print_view_controller_hierarchy(debugger, command, result, internal_dict):
    debugger.HandleCommand('po [[[UIWindow keyWindow] rootViewController] _printHierarchy]')
  
  
  def __lldb_init_module(debugger, internal_dict):
    debugger.HandleCommand('command script add -f print_view_controller_hierarchy.print_view_controller_hierarchy pvc')
  
subject: Add print view controller hierarchy command.