content: import pluggy
  
  from kube_hunter.plugins import hookspecs
  
  hookimpl = pluggy.HookimplMarker("kube-hunter")
  
  
  def initialize_plugin_manager():
      """
      Initializes and loads all default and setup implementations for registered plugins
  
      @return: initialized plugin manager
      """
      pm = pluggy.PluginManager("kube-hunter")
      pm.add_hookspecs(hookspecs)
      pm.load_setuptools_entrypoints("kube_hunter")
  
      # default registration of builtin implemented plugins
      from kube_hunter.conf import parser
  
      pm.register(parser)
  
      return pm
  