code: def wrap_mangling_directives(self):
      for name, objtype in list(self.directive_mangling_map.items()):
          self.directives[name] = wrap_mangling_directive(
              self.directives[name], objtype
          )
  
imports: import sys
  import re
  import pydoc
  import sphinx
  import inspect
  import collections
  from .docscrape_sphinx import get_doc_object, SphinxDocString
  from sphinx.util.compat import Directive
  from docutils.statemachine import ViewList
  from sphinx.domains.c import CDomain
  from sphinx.domains.python import PythonDomain
label_desc: Use image node_id 2 for calling the ManglingDomainBase obj's underlying member method code with example usage: obj.wrap_mangling_directives() without return types