Add market order example

v4-client-py-v2/examples/market_order_example.py

@@ -0,0 +1,49 @@
+import asyncio
+import random
+
+from dydx_v4_client import MAX_CLIENT_ID, NodeClient, OrderFlags, Wallet
+from v4_proto.dydxprotocol.clob.order_pb2 import Order
+
+from dydx_v4_client.indexer.rest.indexer_client import IndexerClient
+from dydx_v4_client.network import TESTNET
+from dydx_v4_client.node.market import Market
+from tests.conftest import DYDX_TEST_MNEMONIC, TEST_ADDRESS
+
+MARKET_ID = "ETH-USD"
+
+
+async def place_market_order(size: float):
+    node = await NodeClient.connect(TESTNET.node)
+    indexer = IndexerClient(TESTNET.rest_indexer)
+
+    market = Market(
+        (await indexer.markets.get_perpetual_markets(MARKET_ID))["markets"][MARKET_ID]
+    )
+    wallet = await Wallet.from_mnemonic(node, DYDX_TEST_MNEMONIC, TEST_ADDRESS)
+
+    order_id = market.order_id(
+        TEST_ADDRESS, 0, random.randint(0, MAX_CLIENT_ID), OrderFlags.SHORT_TERM
+    )
+
+    current_block = await node.latest_block_height()
+
+    new_order = market.order(
+        order_id=order_id,
+        side=Order.Side.SIDE_SELL,
+        size=size,
+        price=0,  # Set to 0 for market orders
+        time_in_force=Order.TimeInForce.TIME_IN_FORCE_FILL_OR_KILL,  # Use IOC for market orders
+        reduce_only=False,
+        good_til_block=current_block + 10,
+    )
+
+    transaction = await node.place_order(
+        wallet=wallet,
+        order=new_order,
+    )
+
+    print(transaction)
+    wallet.sequence += 1
+
+
+asyncio.run(place_market_order(0.00001))