code: def copy(self):
          
  
          ld = LiveDefinitions()
          ld._memory_map = self._memory_map.copy()
          ld._register_map = self._register_map.copy()
          ld._defs = self._defs.copy()
  
          return ld
docs: Make a hard copy of `self`.
  
          :return: A new LiveDefinition instance.
          :rtype: angr.analyses.ddg.LiveDefinitions