def __delitem__(self, key: bytes) -> None:
hashed_slot = self._decode_key(key)
write_trie = self._get_write_trie()
try:
del write_trie[hashed_slot]
except trie_exceptions.MissingTrieNode as exc:
raise MissingStorageTrieNode(
exc.missing_node_hash,
self._starting_root_hash,
exc.requested_key,
self._address,
) from exc
def __getitem__(self, key: bytes) -> bytes:
hashed_slot = self._decode_key(key)
read_trie = self._get_read_trie()
try:
return read_trie[hashed_slot]
except trie_exceptions.MissingTrieNode as exc:
raise MissingStorageTrieNode(
exc.missing_node_hash,
self._starting_root_hash,
exc.requested_key,
exc.prefix,
self._address,
) from exc