Use asyncstdlib for lru_cache of AsyncSubstrateInterface.supports_rpc_method

Author: thewhaleking

bittensor/utils/async_substrate_interface.py

@@ -10,10 +10,10 @@
 import random
 from collections import defaultdict
 from dataclasses import dataclass
-from functools import lru_cache
 from hashlib import blake2b
 from typing import Optional, Any, Union, Callable, Awaitable, cast, TYPE_CHECKING
 
+import asyncstdlib as a
 from async_property import async_property
 from bittensor_wallet import Keypair
 from bt_decode import PortableRegistry, decode as decode_by_type_string, MetadataV15
@@ -1705,7 +1705,7 @@ def make_payload(id_: str, method: str, params: list) -> dict:
             "payload": {"jsonrpc": "2.0", "method": method, "params": params},
         }
 
-    @lru_cache(maxsize=512)  # RPC methods are unlikely to change often
+    @a.lru_cache(maxsize=512)  # RPC methods are unlikely to change often
     async def supports_rpc_method(self, name: str) -> bool:
         """
         Check if substrate RPC supports given method

requirements/prod.txt

@@ -1,6 +1,7 @@
 wheel
 setuptools~=70.0.0
 aiohttp~=3.9
+asyncstdlib~=3.13.0
 async-property==0.2.2
 bittensor-cli
 bt-decode==0.4.0