def start(
self, # type: HummingbotApplication
log_level: Optional[str] = None):
if threading.current_thread() != threading.main_thread():
self.ev_loop.call_soon_threadsafe(self.start, log_level)
return
is_valid = self.status()
if not is_valid:
return
if log_level is not None:
init_logging("hummingbot_logs.yml",
override_log_level=log_level.upper())
# If macOS, disable App Nap.
if platform.system() == "Darwin":
import appnope
appnope.nope()
# TODO add option to select data feed
self.data_feed: DataFeedBase = CoinCapDataFeed.get_instance()
self._initialize_notifiers()
ExchangeRateConversion.get_instance().start()
strategy_name = in_memory_config_map.get("strategy").value
self.init_reporting_module()
self._notify(
f"\n Status check complete. Starting '{strategy_name}' strategy..."
)
asyncio.ensure_future(self.start_market_making(strategy_name),
loop=self.ev_loop)
def init_config(cls):
try:
if cls._data_feeds_override is None:
cls._data_feeds = [CoinCapDataFeed.get_instance()]
else:
cls._data_feeds = cls._data_feeds_override
# Set default rate and source for token rates globally
fetcher_global_config: List[List[str, str]] = global_config_map["exchange_rate_fetcher"].value or []
# Set rate and source for tokens that needs conversion, overwrites global config
rate_conversion_config: List[List[str, str, str]] = global_config_map[
"exchange_rate_conversion"].value or []
if cls._exchange_rate_config_override is None:
conversion_required = {e[0]: {"default": e[1], "source": e[2]} for e in rate_conversion_config}
global_config = {e[0]: {"default": NaN, "source": e[1]} for e in fetcher_global_config}
else:
conversion_required = cls._exchange_rate_config_override.get("conversion_required", {})
global_config = cls._exchange_rate_config_override.get("global_config", {})
cls._exchange_rate_config = {
"conversion_required": conversion_required,
"global_config": {**global_config, **conversion_required}
}
cls._exchange_rate = {k: v["default"] for k, v in cls._exchange_rate_config["global_config"].items()}
except Exception:
cls.logger().error("Error initiating config for exchange rate conversion.", exc_info=True)
def start(self, # type: HummingbotApplication
log_level: Optional[str] = None):
if threading.current_thread() != threading.main_thread():
self.ev_loop.call_soon_threadsafe(self.start, log_level)
return
if self.strategy_task is not None and not self.strategy_task.done():
self._notify('The bot is already running - please run "stop" first')
return
is_valid = self.status()
if not is_valid:
return
strategy_file_path = in_memory_config_map.get("strategy_file_path").value
init_logging("hummingbot_logs.yml",
override_log_level=log_level.upper() if log_level else None,
strategy_file_path=strategy_file_path)
# If macOS, disable App Nap.
if platform.system() == "Darwin":
import appnope
appnope.nope()
# TODO add option to select data feed
self.data_feed: DataFeedBase = CoinCapDataFeed.get_instance()
self._initialize_notifiers()
strategy_name = in_memory_config_map.get("strategy").value
self._notify(f"\n Status check complete. Starting '{strategy_name}' strategy...")
safe_ensure_future(self.start_market_making(strategy_name), loop=self.ev_loop)
async def update_asset_prices(self, id_asset_map: Dict[str, str]):
try:
await CoinCapDataFeed.get_instance().get_ready()
all_ids = [
k for k, v in id_asset_map.items()
if v in CoinCapDataFeed.get_instance().price_dict.keys()
]
ids_chunks: List[List[str]] = [
all_ids[x:x + 70] for x in range(0, len(all_ids), 70)
]
client: aiohttp.ClientSession = await self._http_client()
price_url: str = f"{self.BASE_URL}/simple/price"
price_dict: Dict[str, float] = {}
for ids_chunk in ids_chunks:
ids: str = ",".join(ids_chunk)
params: Dict[str, str] = {"ids": ids, "vs_currencies": "usd"}
try:
async with client.request("GET", price_url,
params=params) as resp:
results: Dict[str, Dict[str,
float]] = await resp.json()
if 'error' in results:
raise Exception(f"{results['error']}")
for id, usd_price in results.items():
asset: str = id_asset_map[id].upper()
price: float = float(usd_price.get("usd", 0.0))
price_dict[asset] = price
except Exception as e:
self.logger().warning(
f"Coin Gecko API request failed. Exception: {str(e)}")
raise e
await asyncio.sleep(0.1)
self._price_dict = price_dict
except Exception:
raise
async def start_check(
self, # type: HummingbotApplication
log_level: Optional[str] = None):
if self.strategy_task is not None and not self.strategy_task.done():
self._notify(
'The bot is already running - please run "stop" first')
return
is_valid = await self.status_check_all(notify_success=False)
if not is_valid:
return
init_logging(
"hummingbot_logs.yml",
override_log_level=log_level.upper() if log_level else None,
strategy_file_path=self.strategy_file_name)
# If macOS, disable App Nap.
if platform.system() == "Darwin":
import appnope
appnope.nope()
# TODO add option to select data feed
self.data_feed: DataFeedBase = CoinCapDataFeed.get_instance()
self._initialize_notifiers()
self._notify(
f"\nStatus check complete. Starting '{self.strategy_name}' strategy..."
)
if global_config_map.get("paper_trade_enabled").value:
self._notify(
"\nPaper Trading ON: All orders are simulated, and no real orders are placed."
)
await self.start_market_making(self.strategy_name)
def start(self, log_level: Optional[str] = None):
is_valid = self.status()
if not is_valid:
return
if log_level is not None:
init_logging("hummingbot_logs.yml",
override_log_level=log_level.upper())
# If macOS, disable App Nap.
if platform.system() == "Darwin":
import appnope
appnope.nope()
# TODO add option to select data feed
self.data_feed: DataFeedBase = CoinCapDataFeed.get_instance()
ExchangeRateConversion.get_instance().start()
strategy_name = in_memory_config_map.get("strategy").value
self.init_reporting_module()
self.app.log(
f"\n Status check complete. Starting '{strategy_name}' strategy..."
)
asyncio.ensure_future(self.start_market_making(strategy_name))