'delete storage
:param node: node in form of list, or BLANK_NODE'

def _delete_node_storage(self, node):

    if (node == BLANK_NODE):
        return
    encoded = self._encode_node(node, put_in_db=False)
    if (len(encoded) < 32):
        return
    '\n                                =====    FIXME    ====\n                                in    the    current    trie    implementation    two    nodes    can    share    identical    subtrees\n                                thus    we    can    not    safely    delete    nodes    for    now\n                                '
    self.deletes.append(encoded)
