Version 0.1.17

examples/basic_transfer.py

@@ -13,7 +13,7 @@ def main():
 
     # Transfer 1 usd to the zero address for demonstration purposes
     exchange = Exchange(account, constants.TESTNET_API_URL)
-    transfer_result = exchange.usd_tranfer(1, "0x0000000000000000000000000000000000000000")
+    transfer_result = exchange.usd_transfer(1, "0x0000000000000000000000000000000000000000")
     print(transfer_result)
 
 

examples/basic_withdraw.py

@@ -0,0 +1,21 @@
+import eth_account
+import utils
+from eth_account.signers.local import LocalAccount
+
+from hyperliquid.exchange import Exchange
+from hyperliquid.utils import constants
+
+
+def main():
+    config = utils.get_config()
+    account: LocalAccount = eth_account.Account.from_key(config["secret_key"])
+    print("Running with account address:", account.address)
+
+    # Withdraw 1 usd
+    exchange = Exchange(account, constants.TESTNET_API_URL)
+    withdraw_result = exchange.withdraw_from_bridge(1, account.address)
+    print(withdraw_result)
+
+
+if __name__ == "__main__":
+    main()

hyperliquid/exchange.py

@@ -24,6 +24,7 @@
     order_spec_to_order_wire,
     sign_l1_action,
     sign_usd_transfer_action,
+    sign_withdraw_from_bridge_action,
     sign_agent,
     str_to_bytes16,
 )
@@ -335,7 +336,7 @@ def update_isolated_margin(self, amount: float, coin: str) -> Any:
             timestamp,
         )
 
-    def usd_tranfer(self, amount: float, destination: str) -> Any:
+    def usd_transfer(self, amount: float, destination: str) -> Any:
         timestamp = get_timestamp_ms()
         payload = {
             "destination": destination,
@@ -354,6 +355,25 @@ def usd_tranfer(self, amount: float, destination: str) -> Any:
             timestamp,
         )
 
+    def withdraw_from_bridge(self, usd: float, destination: str) -> Any:
+        timestamp = get_timestamp_ms()
+        payload = {
+            "destination": destination,
+            "usd": str(usd),
+            "time": timestamp,
+        }
+        is_mainnet = self.base_url == MAINNET_API_URL
+        signature = sign_withdraw_from_bridge_action(self.wallet, payload, is_mainnet)
+        return self._post_action(
+            {
+                "chain": "Arbitrum" if is_mainnet else "ArbitrumTestnet",
+                "payload": payload,
+                "type": "withdraw2",
+            },
+            signature,
+            timestamp,
+        )
+
     def approve_agent(self, name: Optional[str] = None) -> Tuple[Any, str]:
         agent_key = "0x" + secrets.token_hex(32)
         account = eth_account.Account.from_key(agent_key)

hyperliquid/utils/signing.py

@@ -203,6 +203,33 @@ def sign_usd_transfer_action(wallet, message, is_mainnet):
     return sign_inner(wallet, data)
 
 
+def sign_withdraw_from_bridge_action(wallet, message, is_mainnet):
+    data = {
+        "domain": {
+            "name": "Exchange",
+            "version": "1",
+            "chainId": 42161 if is_mainnet else 421614,
+            "verifyingContract": "0x0000000000000000000000000000000000000000",
+        },
+        "types": {
+            "WithdrawFromBridge2SignPayload": [
+                {"name": "destination", "type": "string"},
+                {"name": "usd", "type": "string"},
+                {"name": "time", "type": "uint64"},
+            ],
+            "EIP712Domain": [
+                {"name": "name", "type": "string"},
+                {"name": "version", "type": "string"},
+                {"name": "chainId", "type": "uint256"},
+                {"name": "verifyingContract", "type": "address"},
+            ],
+        },
+        "primaryType": "WithdrawFromBridge2SignPayload",
+        "message": message,
+    }
+    return sign_inner(wallet, data)
+
+
 def sign_agent(wallet, agent, is_mainnet):
     data = {
         "domain": {

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "hyperliquid-python-sdk"
-version = "0.1.16"
+version = "0.1.17"
 description = "SDK for Hyperliquid API trading with Python."
 readme = "README.md"
 authors = ["Hyperliquid <[email protected]>"]

tests/signing_test.py

@@ -13,6 +13,7 @@
     order_spec_preprocessing,
     sign_l1_action,
     sign_usd_transfer_action,
+    sign_withdraw_from_bridge_action,
 )
 from hyperliquid.utils.types import Cloid
 
@@ -210,3 +211,16 @@ def test_sign_usd_transfer_action():
     assert signature["r"] == "0x283ca602ac69be536bd2272f050eddf8d250ed3eef083d1fc26989e57f891759"
     assert signature["s"] == "0x9bc743cf95042269236bc7f48c06ab8a6a9ee53e04f3336c6cfd1b22783aa74"
     assert signature["v"] == 28
+
+
+def test_sign_withdraw_from_bridge_action():
+    wallet = eth_account.Account.from_key("0x0123456789012345678901234567890123456789012345678901234567890123")
+    message = {
+        "destination": "0x5e9ee1089755c3435139848e47e6635505d5a13a",
+        "usd": "1",
+        "time": 1687816341423,
+    }
+    signature = sign_withdraw_from_bridge_action(wallet, message, False)
+    assert signature["r"] == "0xd60816bf99a00645aa81b9ade23f03bf15994cd2c6d06fc3740a4c74530e36d9"
+    assert signature["s"] == "0x4552f30419166a6e9d8dbd49b14aeef1e7606fe9e0caec8c0211608d79ce43a3"
+    assert signature["v"] == 28