code: def permission_string(self) -> str:
      return self.permissions.name
  
file_path: PySyft/packages/syft/src/syft/serde/lib_permissions.py
imports: from enum import Enum
  from ..types.uid import UID
  from .serializable import serializable
label_desc: Use image node_id 2 for calling the CMPCompoundPermission obj's underlying member method code with example usage: obj.permission_string() and returns: self