class_docstr: Used on import, to ensure that all modules imported have a shared mangle parent.
code: def parent_name(self):
      return self._mangle_parent
  
file_path: pytorch/torch/package/_mangling.py
imports: import re
label_desc: Use image node_id 4 for calling the PackageMangler obj's underlying member method code with example usage: obj.parent_name() and returns: self