diff --git a/prac.py b/prac.py index 2191eb9..20e615f 100644 --- a/prac.py +++ b/prac.py @@ -14,44 +14,70 @@ from state import StateManager from order import OrderManager # ~~~~~============== CONFIGURATION ==============~~~~~ +# Replace "REPLACEME" with your team name! team_name = "HanyangFloorFunction" +# ~~~~~============== MAIN LOOP ==============~~~~~ + +# You should put your code here! We provide some starter code as an example, +# but feel free to change/remove/edit/update any of it as you'd like. If you +# have any questions about the starter code, or what to do next, please ask us! +# +# To help you get started, the sample code below tries to buy BOND for a low +# price, and it prints the current prices for VALE every second. The sample +# code is intended to be a working example, but it needs some improvement +# before it will start making good trades! + def main(): args = parse_arguments() + exchange = ExchangeConnection(args=args) + # Store and print the "hello" message received from the exchange. This + # contains useful information about your positions. Normally you start with + # all positions at zero, but if you reconnect during a round, you might + # have already bought/sold symbols and have non-zero positions. hello_message = exchange.read_message() print("First message from exchange:", hello_message) - BOND_FAIR_VALUE = 1000 - BOND_ORDER_SIZE = 60 - XLF_CONVERSION_FEE = 100 - XLF_MIN_PROFIT = 5 - VALE_CONVERSION_FEE = 10 - VALE_MIN_PROFIT = 1 - VALE_ARB_SIZE = 10 - REFRESH_INTERVAL = 5.0 + # Send an order for BOND at a good price, but it is low enough that it is + # unlikely it will be traded against. Maybe there is a better price to + # pick? Also, you will need to send more orders over time. + # --- 설정 --- + BOND_FAIR_VALUE = 1000 # BOND fair value (고정) + BOND_ORDER_SIZE = 50 # BOND 주문당 수량 + XLF_CONVERSION_FEE = 100 # XLF 변환 비용 + XLF_MIN_PROFIT = 10 # XLF 차익거래 최소 수익 (불확실한 거래 방지) + VALE_CONVERSION_FEE = 10 # VALE 변환 비용 + VALE_MIN_PROFIT = 3 # VALE 차익거래 최소 수익 + VALE_ARB_SIZE = 10 # VALE 차익거래 단위 + REFRESH_INTERVAL = 5.0 # 주문 갱신 주기 (초) + # XLF state machine + # IDLE → BUYING_BASKET → CONVERTING → SELLING_XLF → IDLE + # IDLE → BUYING_XLF → CONVERTING → SELLING_BASKET → IDLE xlf_state = "IDLE" xlf_pending = {} xlf_direction = None xlf_arb_size = 0 - xlf_convert_oid = None + # VALE state machine + # IDLE → BUYING_VALBZ → CONVERTING → SELLING_VALE → IDLE + # IDLE → BUYING_VALE → CONVERTING → SELLING_VALBZ → IDLE vale_state = "IDLE" vale_pending = {} vale_direction = None vale_arb_size = 0 - vale_convert_oid = None state = StateManager() om = OrderManager(exchange) market_open = False - active_orders = {} + active_orders = {} # BOND 전용 {order_id: {"dir": ..., "price": ..., "size": ...}} - last_refresh = time.time() + last_refresh = time.time() + # hello 메시지에서 기존 포지션 로드 (재접속 시 필수) for sym_info in hello_message["symbols"]: sym = sym_info["symbol"] pos = sym_info["position"] @@ -63,16 +89,8 @@ def main(): def next_id(): return om.next_order() - def cancel_bond_sell_orders(): - for oid in list(active_orders.keys()): - order_info = active_orders[oid] - if order_info["dir"] == Dir.SELL: - size = order_info.get("size", 0) - om.future_positions["BOND"] += size - om.cancel(oid) - active_orders.pop(oid, None) - def cancel_all_bond_orders(): + """활성 BOND 주문 전부 취소 + future_positions 롤백""" for oid in list(active_orders.keys()): order_info = active_orders[oid] size = order_info.get("size", 0) @@ -84,13 +102,17 @@ def main(): active_orders.pop(oid, None) def place_bond_orders(): + """포지션 한도 안에서 bid/ask 양방향 주문""" if not market_open: return + cancel_all_bond_orders() - buy_price = BOND_FAIR_VALUE - 1 - sell_price = BOND_FAIR_VALUE + 1 + buy_price = BOND_FAIR_VALUE - 1 # 999 + sell_price = BOND_FAIR_VALUE + 1 # 1001 position = om.positions["BOND"] + + # 포지션에 따라 size 비대칭 조정 base_size = BOND_ORDER_SIZE adjustment = abs(position) // 5 @@ -104,25 +126,34 @@ def main(): buy_size = base_size sell_size = base_size + # 포지션 한도 초과 방지 buy_size = max(0, min(buy_size, 100 - position)) sell_size = max(0, min(sell_size, 100 + position)) if buy_size > 0: bid = next_id() - exchange.send_add_message(order_id=bid, symbol="BOND", dir=Dir.BUY, price=buy_price, size=buy_size) + exchange.send_add_message( + order_id=bid, symbol="BOND", + dir=Dir.BUY, price=buy_price, size=buy_size + ) om.future_positions["BOND"] += buy_size active_orders[bid] = {"dir": Dir.BUY, "price": buy_price, "size": buy_size} if sell_size > 0: ask = next_id() - exchange.send_add_message(order_id=ask, symbol="BOND", dir=Dir.SELL, price=sell_price, size=sell_size) + exchange.send_add_message( + order_id=ask, symbol="BOND", + dir=Dir.SELL, price=sell_price, size=sell_size + ) om.future_positions["BOND"] -= sell_size active_orders[ask] = {"dir": Dir.SELL, "price": sell_price, "size": sell_size} print(f" BOND 주문 → 매수:{buy_price} x{buy_size}, 매도:{sell_price} x{sell_size}, 포지션:{position}") def try_xlf_arb(): - nonlocal xlf_state, xlf_direction, xlf_pending, xlf_arb_size, xlf_convert_oid + """XLF 차익거래 시도 - IDLE 상태일 때만""" + nonlocal xlf_state, xlf_direction, xlf_pending, xlf_arb_size + if not market_open or xlf_state != "IDLE": return @@ -137,17 +168,22 @@ def main(): wfc_bid = state.bid_prices["WFC"] xlf_ask = state.ask_prices["XLF"] - if None in [bond_ask, gs_ask, ms_ask, wfc_ask, xlf_bid, bond_bid, gs_bid, ms_bid, wfc_bid, xlf_ask]: + if None in [bond_ask, gs_ask, ms_ask, wfc_ask, xlf_bid, + bond_bid, gs_bid, ms_bid, wfc_bid, xlf_ask]: return basket_ask = bond_ask*3 + gs_ask*2 + ms_ask*3 + wfc_ask*2 basket_bid = bond_bid*3 + gs_bid*2 + ms_bid*3 + wfc_bid*2 + # 케이스 1: 바스켓 매수 → XLF 변환 → XLF 매도 profit1 = xlf_bid * 10 - basket_ask - XLF_CONVERSION_FEE if profit1 > XLF_MIN_PROFIT and om.check_pos_limit("XLF"): print(f" XLF 차익(바스켓→XLF) 시작, 예상수익:{profit1}") - cancel_bond_sell_orders() - xlf_state = "BUYING_BASKET"; xlf_direction = "BASKET_TO_XLF"; xlf_arb_size = 10 + # BOND 주문 먼저 취소 (XLF용 BOND 매수가 기존 매도에 상쇄되지 않도록) + cancel_all_bond_orders() + xlf_state = "BUYING_BASKET" + xlf_direction = "BASKET_TO_XLF" + xlf_arb_size = 10 xlf_pending.clear() for sym, qty in [("BOND", 3), ("GS", 2), ("MS", 3), ("WFC", 2)]: oid = next_id() @@ -155,36 +191,44 @@ def main(): xlf_pending[oid] = qty return + # 케이스 2: XLF 매수 → 바스켓 변환 → 각 종목 매도 profit2 = basket_bid - xlf_ask * 10 - XLF_CONVERSION_FEE if profit2 > XLF_MIN_PROFIT and om.check_pos_limit("XLF"): print(f" XLF 차익(XLF→바스켓) 시작, 예상수익:{profit2}") cancel_all_bond_orders() - xlf_state = "BUYING_XLF"; xlf_direction = "XLF_TO_BASKET"; xlf_arb_size = 10 + xlf_state = "BUYING_XLF" + xlf_direction = "XLF_TO_BASKET" + xlf_arb_size = 10 xlf_pending.clear() oid = next_id() exchange.send_add_message(oid, "XLF", Dir.BUY, xlf_ask, 10) xlf_pending[oid] = 10 def handle_xlf_fill(order_id, symbol, dir_, qty): - nonlocal xlf_state, xlf_pending, xlf_convert_oid + """XLF state machine 체결 처리 (부분 체결 추적)""" + nonlocal xlf_state, xlf_pending + if order_id not in xlf_pending: return + xlf_pending[order_id] -= qty if xlf_pending[order_id] <= 0: del xlf_pending[order_id] + if xlf_state == "BUYING_BASKET" and not xlf_pending: print(" 바스켓 매수 완료 → XLF 변환 시작") xlf_state = "CONVERTING" - xlf_convert_oid = next_id() - exchange.send_convert_message(xlf_convert_oid, "XLF", Dir.BUY, xlf_arb_size) + exchange.send_convert_message(next_id(), "XLF", Dir.BUY, xlf_arb_size) + elif xlf_state == "BUYING_XLF" and not xlf_pending: print(" XLF 매수 완료 → 바스켓 변환 시작") xlf_state = "CONVERTING" - xlf_convert_oid = next_id() - exchange.send_convert_message(xlf_convert_oid, "XLF", Dir.SELL, xlf_arb_size) + exchange.send_convert_message(next_id(), "XLF", Dir.SELL, xlf_arb_size) def try_vale_arb(): - nonlocal vale_state, vale_direction, vale_pending, vale_arb_size, vale_convert_oid + """VALE/VALBZ 차익거래 시도 - IDLE 상태일 때만""" + nonlocal vale_state, vale_direction, vale_pending, vale_arb_size + if not market_open or vale_state != "IDLE": return @@ -199,55 +243,86 @@ def main(): valbz_pos = om.positions["VALBZ"] vale_pos = om.positions["VALE"] + # 케이스 1: VALE가 비쌀 때 → VALBZ 매수 → VALE 변환 → VALE 매도 profit1 = vale_bid - valbz_ask - VALE_CONVERSION_FEE arb_size1 = min(VALE_ARB_SIZE, 10 - valbz_pos) if profit1 > VALE_MIN_PROFIT and arb_size1 > 0: print(f" VALE 차익(VALBZ→VALE) 시작, 예상수익:{profit1 * arb_size1}, size:{arb_size1}") - vale_state = "BUYING_VALBZ"; vale_direction = "VALBZ_TO_VALE"; vale_arb_size = arb_size1 + vale_state = "BUYING_VALBZ" + vale_direction = "VALBZ_TO_VALE" + vale_arb_size = arb_size1 vale_pending.clear() oid = next_id() exchange.send_add_message(oid, "VALBZ", Dir.BUY, valbz_ask, arb_size1) vale_pending[oid] = arb_size1 return + # 케이스 2: VALBZ가 비쌀 때 → VALE 매수 → VALBZ 변환 → VALBZ 매도 profit2 = valbz_bid - vale_ask - VALE_CONVERSION_FEE arb_size2 = min(VALE_ARB_SIZE, 10 - vale_pos) if profit2 > VALE_MIN_PROFIT and arb_size2 > 0: print(f" VALE 차익(VALE→VALBZ) 시작, 예상수익:{profit2 * arb_size2}, size:{arb_size2}") - vale_state = "BUYING_VALE"; vale_direction = "VALE_TO_VALBZ"; vale_arb_size = arb_size2 + vale_state = "BUYING_VALE" + vale_direction = "VALE_TO_VALBZ" + vale_arb_size = arb_size2 vale_pending.clear() oid = next_id() exchange.send_add_message(oid, "VALE", Dir.BUY, vale_ask, arb_size2) vale_pending[oid] = arb_size2 def handle_vale_fill(order_id, symbol, dir_, qty): - nonlocal vale_state, vale_pending, vale_convert_oid + """VALE state machine 체결 처리 (부분 체결 추적)""" + nonlocal vale_state, vale_pending + if order_id not in vale_pending: return + vale_pending[order_id] -= qty if vale_pending[order_id] <= 0: del vale_pending[order_id] + if vale_state == "BUYING_VALBZ" and not vale_pending: print(" VALBZ 매수 완료 → VALE 변환 시작") vale_state = "CONVERTING" - vale_convert_oid = next_id() - exchange.send_convert_message(vale_convert_oid, "VALE", Dir.BUY, vale_arb_size) + exchange.send_convert_message(next_id(), "VALE", Dir.BUY, vale_arb_size) + elif vale_state == "BUYING_VALE" and not vale_pending: print(" VALE 매수 완료 → VALBZ 변환 시작") vale_state = "CONVERTING" - vale_convert_oid = next_id() - exchange.send_convert_message(vale_convert_oid, "VALE", Dir.SELL, vale_arb_size) + exchange.send_convert_message(next_id(), "VALE", Dir.SELL, vale_arb_size) + # Set up some variables to track the bid and ask price of a symbol. Right + # now this doesn't track much information, but it's enough to get a sense + # of the VALE market. vale_last_print_time = time.time() + # Here is the main loop of the program. It will continue to read and + # process messages in a loop until a "close" message is received. You + # should write to code handle more types of messages (and not just print + # the message). Feel free to modify any of the starter code below. + # + # Note: a common mistake people make is to call write_message() at least + # once for every read_message() response. + # + # Every message sent to the exchange generates at least one response + # message. Sending a message in response to every exchange message will + # cause a feedback loop where your bot's messages will quickly be + # rate-limited and ignored. Please, don't do that! while True: message = exchange.read_message() + # Some of the message types below happen infrequently and contain + # important information to help you understand what your bot is doing, + # so they are printed in full. We recommend not always printing every + # message because it can be a lot of information to read. Instead, let + # your code handle the messages and just print the information + # important for you! if message["type"] == "close": print("The round has ended") break elif message["type"] == "open": + # 시장이 열렸을 때 주문 시작 (open 전에 주문하면 reject됨) print("Market opened:", message) market_open = True place_bond_orders() @@ -261,56 +336,84 @@ def main(): active_orders.pop(oid, None) if oid in xlf_pending: print(" XLF 주문 reject → IDLE 복귀") - xlf_state = "IDLE"; xlf_pending.clear(); xlf_direction = None + xlf_state = "IDLE" + xlf_pending.clear() + xlf_direction = None place_bond_orders() if oid in vale_pending: print(" VALE 주문 reject → IDLE 복귀") - vale_state = "IDLE"; vale_pending.clear(); vale_direction = None + vale_state = "IDLE" + vale_pending.clear() + vale_direction = None elif message["type"] == "ack": - ack_oid = message.get("order_id") - - if xlf_state == "CONVERTING" and ack_oid == xlf_convert_oid: + # XLF 변환 ack 처리 + if xlf_state == "CONVERTING": print(" XLF 변환 완료 → 매도 시작") if xlf_direction == "BASKET_TO_XLF": - om.positions["BOND"] -= 3; om.positions["GS"] -= 2 - om.positions["MS"] -= 3; om.positions["WFC"] -= 2 + # 변환: BOND -3, GS -2, MS -3, WFC -2, XLF +10 + om.positions["BOND"] -= 3 + om.positions["GS"] -= 2 + om.positions["MS"] -= 3 + om.positions["WFC"] -= 2 om.positions["XLF"] += xlf_arb_size - om.future_positions["BOND"] -= 3; om.future_positions["GS"] -= 2 - om.future_positions["MS"] -= 3; om.future_positions["WFC"] -= 2 + om.future_positions["BOND"] -= 3 + om.future_positions["GS"] -= 2 + om.future_positions["MS"] -= 3 + om.future_positions["WFC"] -= 2 om.future_positions["XLF"] += xlf_arb_size xlf_state = "SELLING_XLF" oid = next_id() - exchange.send_add_message(oid, "XLF", Dir.SELL, state.bid_prices["XLF"], xlf_arb_size) + exchange.send_add_message( + oid, "XLF", Dir.SELL, state.bid_prices["XLF"], xlf_arb_size + ) xlf_pending[oid] = xlf_arb_size elif xlf_direction == "XLF_TO_BASKET": + # 변환: XLF -10, BOND +3, GS +2, MS +3, WFC +2 om.positions["XLF"] -= xlf_arb_size - om.positions["BOND"] += 3; om.positions["GS"] += 2 - om.positions["MS"] += 3; om.positions["WFC"] += 2 + om.positions["BOND"] += 3 + om.positions["GS"] += 2 + om.positions["MS"] += 3 + om.positions["WFC"] += 2 om.future_positions["XLF"] -= xlf_arb_size - om.future_positions["BOND"] += 3; om.future_positions["GS"] += 2 - om.future_positions["MS"] += 3; om.future_positions["WFC"] += 2 + om.future_positions["BOND"] += 3 + om.future_positions["GS"] += 2 + om.future_positions["MS"] += 3 + om.future_positions["WFC"] += 2 xlf_state = "SELLING_BASKET" for sym, qty in [("BOND", 3), ("GS", 2), ("MS", 3), ("WFC", 2)]: oid = next_id() - exchange.send_add_message(oid, sym, Dir.SELL, state.bid_prices[sym], qty) + exchange.send_add_message( + oid, sym, Dir.SELL, state.bid_prices[sym], qty + ) xlf_pending[oid] = qty - elif vale_state == "CONVERTING" and ack_oid == vale_convert_oid: + # VALE 변환 ack 처리 + elif vale_state == "CONVERTING": print(" VALE 변환 완료 → 매도 시작") if vale_direction == "VALBZ_TO_VALE": - om.positions["VALBZ"] -= vale_arb_size; om.positions["VALE"] += vale_arb_size - om.future_positions["VALBZ"] -= vale_arb_size; om.future_positions["VALE"] += vale_arb_size + # 변환: VALBZ -size, VALE +size + om.positions["VALBZ"] -= vale_arb_size + om.positions["VALE"] += vale_arb_size + om.future_positions["VALBZ"] -= vale_arb_size + om.future_positions["VALE"] += vale_arb_size vale_state = "SELLING_VALE" oid = next_id() - exchange.send_add_message(oid, "VALE", Dir.SELL, state.bid_prices["VALE"], vale_arb_size) + exchange.send_add_message( + oid, "VALE", Dir.SELL, state.bid_prices["VALE"], vale_arb_size + ) vale_pending[oid] = vale_arb_size elif vale_direction == "VALE_TO_VALBZ": - om.positions["VALE"] -= vale_arb_size; om.positions["VALBZ"] += vale_arb_size - om.future_positions["VALE"] -= vale_arb_size; om.future_positions["VALBZ"] += vale_arb_size + # 변환: VALE -size, VALBZ +size + om.positions["VALE"] -= vale_arb_size + om.positions["VALBZ"] += vale_arb_size + om.future_positions["VALE"] -= vale_arb_size + om.future_positions["VALBZ"] += vale_arb_size vale_state = "SELLING_VALBZ" oid = next_id() - exchange.send_add_message(oid, "VALBZ", Dir.SELL, state.bid_prices["VALBZ"], vale_arb_size) + exchange.send_add_message( + oid, "VALBZ", Dir.SELL, state.bid_prices["VALBZ"], vale_arb_size + ) vale_pending[oid] = vale_arb_size elif message["type"] == "fill": @@ -334,15 +437,15 @@ def main(): handle_xlf_fill(oid, sym, dir_, qty) if xlf_state in ("SELLING_XLF", "SELLING_BASKET") and not xlf_pending: print(" XLF 차익거래 완료 → IDLE 복귀") - xlf_state = "IDLE"; xlf_direction = None + xlf_state = "IDLE" + xlf_direction = None place_bond_orders() - try_xlf_arb() handle_vale_fill(oid, sym, dir_, qty) if vale_state in ("SELLING_VALE", "SELLING_VALBZ") and not vale_pending: print(" VALE 차익거래 완료 → IDLE 복귀") - vale_state = "IDLE"; vale_direction = None - try_vale_arb() + vale_state = "IDLE" + vale_direction = None elif message["type"] == "book": sym = message["symbol"] @@ -356,13 +459,20 @@ def main(): now = time.time() if now > vale_last_print_time + 1: vale_last_print_time = now - print({"vale_bid_price": state.bid_prices["VALE"], "vale_ask_price": state.ask_prices["VALE"]}) + print({ + "vale_bid_price": state.bid_prices["VALE"], + "vale_ask_price": state.ask_prices["VALE"], + }) + # XLF 관련 심볼 호가 업데이트마다 차익거래 시도 if sym in ["BOND", "GS", "MS", "WFC", "XLF"]: try_xlf_arb() + + # VALE/VALBZ 호가 업데이트마다 차익거래 시도 if sym in ["VALE", "VALBZ"]: try_vale_arb() + # 주기적으로 BOND 주문 갱신 (주문 만료 방지) now = time.time() if now - last_refresh > REFRESH_INTERVAL: last_refresh = now @@ -371,6 +481,11 @@ def main(): # ~~~~~============== PROVIDED CODE ==============~~~~~ +# You probably don't need to edit anything below this line, but feel free to +# ask if you have any questions about what it is doing or how it works. If you +# do need to change anything below this line, please feel free to + + class Dir(str, Enum): BUY = "BUY" SELL = "SELL" @@ -384,27 +499,55 @@ class ExchangeConnection: exchange_socket = self._connect(add_socket_timeout=args.add_socket_timeout) self.reader = exchange_socket.makefile("r", 1) self.writer = exchange_socket + self._write_message({"type": "hello", "team": team_name.upper()}) def read_message(self): + """Read a single message from the exchange""" message = json.loads(self.reader.readline()) if "dir" in message: message["dir"] = Dir(message["dir"]) return message - def send_add_message(self, order_id: int, symbol: str, dir: Dir, price: int, size: int): - self._write_message({"type": "add", "order_id": order_id, "symbol": symbol, - "dir": dir, "price": price, "size": size, "tif": "DAY"}) + def send_add_message( + self, order_id: int, symbol: str, dir: Dir, price: int, size: int + ): + """Add a new order""" + self._write_message( + { + "type": "add", + "order_id": order_id, + "symbol": symbol, + "dir": dir, + "price": price, + "size": size, + "tif": "DAY", # 설명서 필수 필드: DAY or IOC + } + ) def send_convert_message(self, order_id: int, symbol: str, dir: Dir, size: int): - self._write_message({"type": "convert", "order_id": order_id, "symbol": symbol, "dir": dir, "size": size}) + """Convert between related symbols""" + self._write_message( + { + "type": "convert", + "order_id": order_id, + "symbol": symbol, + "dir": dir, + "size": size, + } + ) def send_cancel_message(self, order_id: int): + """Cancel an existing order""" self._write_message({"type": "cancel", "order_id": order_id}) def _connect(self, add_socket_timeout): s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + if add_socket_timeout: + # Automatically raise an exception if no data has been recieved for + # multiple seconds. This should not be enabled on an "empty" test + # exchange. s.settimeout(5) s.connect((self.exchange_hostname, self.port)) return s @@ -413,30 +556,53 @@ class ExchangeConnection: what_to_write = json.dumps(message) if not what_to_write.endswith("\n"): what_to_write = what_to_write + "\n" + length_to_send = len(what_to_write) total_sent = 0 while total_sent < length_to_send: - sent_this_time = self.writer.send(what_to_write[total_sent:].encode("utf-8")) + sent_this_time = self.writer.send( + what_to_write[total_sent:].encode("utf-8") + ) if sent_this_time == 0: raise Exception("Unable to send data to exchange") total_sent += sent_this_time + now = time.time() self.message_timestamps.append(now) - if len(self.message_timestamps) == self.message_timestamps.maxlen and self.message_timestamps[0] > (now - 1): - print("WARNING: You are sending messages too frequently. The exchange will start ignoring your messages. Make sure you are not sending a message in response to every exchange message.") + if len( + self.message_timestamps + ) == self.message_timestamps.maxlen and self.message_timestamps[0] > (now - 1): + print( + "WARNING: You are sending messages too frequently. The exchange will start ignoring your messages. Make sure you are not sending a message in response to every exchange message." + ) def parse_arguments(): test_exchange_port_offsets = {"prod-like": 0, "slower": 1, "empty": 2} + parser = argparse.ArgumentParser(description="Trade on an ETC exchange!") exchange_address_group = parser.add_mutually_exclusive_group(required=True) - exchange_address_group.add_argument("--production", action="store_true") - exchange_address_group.add_argument("--test", type=str, choices=test_exchange_port_offsets.keys()) - exchange_address_group.add_argument("--specific-address", type=str, metavar="HOST:PORT", help=argparse.SUPPRESS) + exchange_address_group.add_argument( + "--production", action="store_true", help="Connect to the production exchange." + ) + exchange_address_group.add_argument( + "--test", + type=str, + choices=test_exchange_port_offsets.keys(), + help="Connect to a test exchange.", + ) + + # Connect to a specific host. This is only intended to be used for debugging. + exchange_address_group.add_argument( + "--specific-address", type=str, metavar="HOST:PORT", help=argparse.SUPPRESS + ) + args = parser.parse_args() args.add_socket_timeout = True + if args.production: - args.exchange_hostname = "production"; args.port = 25000 + args.exchange_hostname = "production" + args.port = 25000 elif args.test: args.exchange_hostname = "test-exch-" + team_name args.port = 22000 + test_exchange_port_offsets[args.test] @@ -445,9 +611,14 @@ def parse_arguments(): elif args.specific_address: args.exchange_hostname, port = args.specific_address.split(":") args.port = int(port) + return args if __name__ == "__main__": - assert team_name != "REPLAC" + "EME" + # Check that [team_name] has been updated. + assert team_name != "REPLAC" + "EME", ( + "Please put your team name in the variable [team_name]." + ) + main() \ No newline at end of file