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fix(info): skip spot markets with out-of-range token indices #302

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fix(info): skip spot markets with out-of-range token indices #302

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6 changes: 4 additions & 2 deletions hyperliquid/info.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,8 +47,10 @@ def __init__(
self.coin_to_asset[spot_info["name"]] = asset
self.name_to_coin[spot_info["name"]] = spot_info["name"]
base, quote = spot_info["tokens"]
base_info = token_by_index[base]
quote_info = token_by_index[quote]
base_info = token_by_index.get(base)
quote_info = token_by_index.get(quote)
if base_info is None or quote_info is None:
continue
self.asset_to_sz_decimals[asset] = base_info["szDecimals"]
name = f'{base_info["name"]}/{quote_info["name"]}'
if name not in self.name_to_coin:
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35 changes: 35 additions & 0 deletions tests/info_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -257,3 +257,38 @@ def test_extra_agents():
assert "name" in agent, "Each agent should have a 'name' field"
assert "address" in agent, "Each agent should have an 'address' field"
assert "validUntil" in agent, "Each agent should have a 'validUntil' field"


def test_spot_universe_with_out_of_range_token_index_is_skipped():
spot_meta: SpotMeta = {
"universe": [
{"index": 0, "name": "PURR/USDC", "tokens": [1, 0], "isCanonical": True},
{"index": 1, "name": "@999", "tokens": [479, 0], "isCanonical": False},
],
"tokens": [
{
"name": "USDC",
"szDecimals": 8,
"weiDecimals": 8,
"index": 0,
"tokenId": "0x" + "0" * 64,
"isCanonical": True,
"evmContract": None,
"fullName": None,
},
{
"name": "PURR",
"szDecimals": 0,
"weiDecimals": 5,
"index": 1,
"tokenId": "0x" + "1" * 64,
"isCanonical": True,
"evmContract": None,
"fullName": None,
},
],
}
info = Info(skip_ws=True, meta=TEST_META, spot_meta=spot_meta)
assert info.coin_to_asset["PURR/USDC"] == 10000
assert "PURR/USDC" in info.name_to_coin
assert "@999" in info.coin_to_asset