code: def dump_stores(self):
      rv = {}
      node = self
      while node is not None:
          for name in node.stores:
              if name not in rv:
                  rv[name] = self.find_ref(name)
          node = node.parent
      return rv
  
imports: from ._compat import iteritems
  from .visitor import NodeVisitor
label_desc: Use image node_id 12 for calling the Symbols obj's underlying member method code with example usage: obj.dump_stores() and returns: rv