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py_polymarket_hft_mm/utils/clob_orders.py
T

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Python

import asyncio
import logging
from py_clob_client.client import ClobClient
from py_clob_client.clob_types import OrderArgs
from py_clob_client.order_builder.constants import BUY
from config import PROFIT_MARGIN, PLACE_OPPOSITE_ORDER
from utils.clob_client import get_client
logger = logging.getLogger(__name__)
async def cache_tocken_trading_infos(
order_book,
) -> None:
client = get_client()
up_token_id, down_token_id = order_book.up_token_id, order_book.down_token_id
client.get_tick_size(up_token_id)
client.get_tick_size(down_token_id)
client.get_neg_risk(up_token_id)
client.get_neg_risk(down_token_id)
client.get_fee_rate_bps(up_token_id)
client.get_fee_rate_bps(down_token_id)
async def place_anchor_and_hedge(
up_token_id, down_token_id, anchor_side, price, size=5
):
if anchor_side == "UP":
anchor_token_id = up_token_id
hedge_token_id = down_token_id
else:
anchor_token_id = down_token_id
hedge_token_id = up_token_id
asyncio.create_task(place_limit_order(anchor_token_id, price, size))
if PLACE_OPPOSITE_ORDER:
asyncio.create_task(
place_limit_order(hedge_token_id, 1 - price - PROFIT_MARGIN, size)
)
logger.info(f"Order prices: {price} and {1 - price - PROFIT_MARGIN}")
else:
logger.info(f"Order price: {price}")
async def place_limit_order(token_id: str, price: float, size: int):
client = get_client()
start_time = asyncio.get_event_loop().time()
try:
response = client.create_and_post_order(
OrderArgs(
token_id=token_id,
price=price,
size=size,
side=BUY,
)
)
except Exception as e:
logger.error(f"Error placing order for token {token_id}: {e}")
return
end_time = asyncio.get_event_loop().time()
logger.info(
f"Order placed! ID: {response['orderID']} in {end_time - start_time:.2f} sec"
)
return response["orderID"]