revert: remove database dependency from ping_pong_bot to fix aiohttp import error

This commit is contained in:
Gemini CLI
2026-03-05 20:54:23 +01:00
parent 2e901ac95e
commit 295bd3085c

View File

@ -10,24 +10,14 @@ import pandas as pd
import numpy as np import numpy as np
from datetime import datetime, timezone from datetime import datetime, timezone
from dotenv import load_dotenv from dotenv import load_dotenv
from rich.console import Console
from rich.table import Table
from rich.panel import Panel
from rich.layout import Layout
from rich import box
# Try to import pybit # Try to import pybit, if not available, we'll suggest installing it
try: try:
from pybit.unified_trading import HTTP from pybit.unified_trading import HTTP
except ImportError: except ImportError:
print("Error: 'pybit' library not found.") print("Error: 'pybit' library not found. Please install it with: pip install pybit")
exit(1) exit(1)
# Import DatabaseManager from the project
import sys
sys.path.append(os.path.join(os.getcwd(), 'src'))
from data_collector.database import DatabaseManager
# Load environment variables # Load environment variables
load_dotenv() load_dotenv()
log_level = os.getenv("LOG_LEVEL", "INFO") log_level = os.getenv("LOG_LEVEL", "INFO")
@ -42,8 +32,6 @@ logging.basicConfig(
) )
logger = logging.getLogger("PingPongBot") logger = logging.getLogger("PingPongBot")
console = Console()
class PingPongBot: class PingPongBot:
def __init__(self, config_path="config/ping_pong_config.yaml"): def __init__(self, config_path="config/ping_pong_config.yaml"):
with open(config_path, 'r') as f: with open(config_path, 'r') as f:
@ -55,75 +43,49 @@ class PingPongBot:
if not self.api_key or not self.api_secret: if not self.api_key or not self.api_secret:
raise ValueError("API_KEY and API_SECRET must be set in .env file") raise ValueError("API_KEY and API_SECRET must be set in .env file")
# Bybit Session
self.session = HTTP( self.session = HTTP(
testnet=False, testnet=False,
api_key=self.api_key, api_key=self.api_key,
api_secret=self.api_secret, api_secret=self.api_secret,
) )
# Database Manager self.symbol = self.config['symbol']
self.db = DatabaseManager( self.interval = self.config['interval']
host=os.getenv('DB_HOST', '20.20.20.20'),
port=int(os.getenv('DB_PORT', 5433)),
database=os.getenv('DB_NAME', 'btc_data'),
user=os.getenv('DB_USER', 'btc_bot'),
password=os.getenv('DB_PASSWORD', '')
)
# Strategy Direction & Category Logic
self.direction = self.config['direction'].lower() self.direction = self.config['direction'].lower()
self.category = "inverse" if self.direction == "long" else "linear"
# Symbol Adjustment
raw_symbol = self.config['symbol'].upper()
self.base_coin = raw_symbol.replace("USDT", "").replace("USD", "")
if self.category == "inverse":
self.symbol = f"{self.base_coin}USD"
else:
self.symbol = f"{self.base_coin}USDT"
self.interval = str(self.config['interval'])
# State # State
self.last_processed_candle = None self.last_candle_time = None
self.last_account_update = 0 self.current_indicators = {}
self.last_price_update = 0
self.current_market_price = 0.0
self.position = None self.position = None
self.wallet_balance = 0 self.wallet_balance = 0
self.status_msg = "Initializing..." self.status_msg = "Initializing..."
self.last_signal = None self.last_signal = None
self.start_time = datetime.now() self.start_time = datetime.now()
# Ping-Pong Parameters (as per dashboard simulation) # Grid parameters from config
self.partial_exit_pct = float(self.config.get('partial_exit_pct', 0.15)) self.tp_pct = self.config['take_profit_pct'] / 100.0
self.min_val_usd = float(self.config.get('min_position_value_usd', 15.0)) self.partial_exit_pct = self.config['partial_exit_pct']
self.pos_size_margin = float(self.config.get('pos_size_margin', 10.0)) self.min_val_usd = self.config['min_position_value_usd']
self.leverage = float(self.config.get('exchange_leverage', 1.0)) self.pos_size_margin = self.config['pos_size_margin']
self.max_eff_lev = float(self.config.get('max_effective_leverage', 5.0)) self.leverage = self.config['exchange_leverage']
self.max_eff_lev = self.config['max_effective_leverage']
# Indicator Values for Summary
self.indicator_data = {
"rsi": {"last": 0, "prev": 0, "signal": "-"},
"hurst": {"last_l": 0, "last_u": 0, "prev_l": 0, "prev_u": 0, "signal": "-"}
}
def rma(self, series, length): def rma(self, series, length):
"""Rolling Moving Average (Wilder's Smoothing)""" """Rolling Moving Average (Wilder's Smoothing) - matches Pine Script ta.rma"""
alpha = 1 / length alpha = 1 / length
return series.ewm(alpha=alpha, adjust=False).mean() return series.ewm(alpha=alpha, adjust=False).mean()
def calculate_indicators(self, df): def calculate_indicators(self, df):
"""Calculate RSI and Hurst Bands""" """Calculate RSI and Hurst Bands matching the JS/Dashboard implementation"""
# 1. RSI # 1. RSI
rsi_cfg = self.config['rsi'] rsi_cfg = self.config['rsi']
delta = df['close'].diff() delta = df['close'].diff()
gain = (delta.where(delta > 0, 0)) gain = (delta.where(delta > 0, 0))
loss = (-delta.where(delta < 0, 0)) loss = (-delta.where(delta < 0, 0))
avg_gain = self.rma(gain, rsi_cfg['period']) avg_gain = self.rma(gain, rsi_cfg['period'])
avg_loss = self.rma(loss, rsi_cfg['period']) avg_loss = self.rma(loss, rsi_cfg['period'])
rs = avg_gain / avg_loss rs = avg_gain / avg_loss
df['rsi'] = 100 - (100 / (1 + rs)) df['rsi'] = 100 - (100 / (1 + rs))
@ -131,18 +93,23 @@ class PingPongBot:
hurst_cfg = self.config['hurst'] hurst_cfg = self.config['hurst']
mcl_t = hurst_cfg['period'] mcl_t = hurst_cfg['period']
mcm = hurst_cfg['multiplier'] mcm = hurst_cfg['multiplier']
mcl = mcl_t / 2 mcl = mcl_t / 2
mcl_2 = int(round(mcl / 2)) mcl_2 = int(round(mcl / 2))
# True Range
df['h_l'] = df['high'] - df['low'] df['h_l'] = df['high'] - df['low']
df['h_pc'] = abs(df['high'] - df['close'].shift(1)) df['h_pc'] = abs(df['high'] - df['close'].shift(1))
df['l_pc'] = abs(df['low'] - df['close'].shift(1)) df['l_pc'] = abs(df['low'] - df['close'].shift(1))
df['tr'] = df[['h_l', 'h_pc', 'l_pc']].max(axis=1) df['tr'] = df[['h_l', 'h_pc', 'l_pc']].max(axis=1)
# RMA of Close and ATR
df['ma_mcl'] = self.rma(df['close'], mcl) df['ma_mcl'] = self.rma(df['close'], mcl)
df['atr_mcl'] = self.rma(df['tr'], mcl) df['atr_mcl'] = self.rma(df['tr'], mcl)
# Historical Offset
df['center'] = df['ma_mcl'].shift(mcl_2) df['center'] = df['ma_mcl'].shift(mcl_2)
# Fill first values where shift produces NaN with the MA itself (as done in JS: historical_ma || src)
df['center'] = df['center'].fillna(df['ma_mcl']) df['center'] = df['center'].fillna(df['ma_mcl'])
mcm_off = mcm * df['atr_mcl'] mcm_off = mcm * df['atr_mcl']
@ -151,59 +118,79 @@ class PingPongBot:
return df return df
async def fetch_db_data(self): async def fetch_data(self):
"""Fetch last 100 candles from DB""" """Fetch latest Klines from Bybit V5"""
try: try:
db_symbol = f"{self.base_coin}USDT" # We fetch 200 candles to ensure indicators stabilize
candles = await self.db.get_candles(symbol=db_symbol, interval=self.interval, limit=100) response = self.session.get_kline(
category="linear",
symbol=self.symbol,
interval=self.interval,
limit=200
)
if not candles: if response['retCode'] != 0:
self.status_msg = f"DB Error: No data for {db_symbol}" self.status_msg = f"API Error: {response['retMsg']}"
return None return None
df = pd.DataFrame(candles) klines = response['result']['list']
df = df.sort_values('time').reset_index(drop=True) # Bybit returns newest first, we need oldest first
df = pd.DataFrame(klines, columns=['start_time', 'open', 'high', 'low', 'close', 'volume', 'turnover'])
df = df.astype(float)
df = df.iloc[::-1].reset_index(drop=True)
return self.calculate_indicators(df) return self.calculate_indicators(df)
except Exception as e: except Exception as e:
logger.error(f"Error fetching DB data: {e}") logger.error(f"Error fetching data: {e}")
self.status_msg = f"Fetch Error: {str(e)}"
return None return None
async def update_market_price(self):
"""Fetch current price from exchange every 15s"""
try:
response = self.session.get_tickers(category=self.category, symbol=self.symbol)
if response['retCode'] == 0:
self.current_market_price = float(response['result']['list'][0]['lastPrice'])
except Exception as e:
logger.error(f"Error updating market price: {e}")
async def update_account_info(self): async def update_account_info(self):
"""Update position and balance""" """Update position and balance information"""
try: try:
pos_response = self.session.get_positions(category=self.category, symbol=self.symbol) # Get Position
if pos_response['retCode'] == 0: pos_response = self.session.get_positions(
active_pos = [p for p in pos_response['result']['list'] if float(p['size']) > 0] category="linear",
self.position = active_pos[0] if active_pos else None symbol=self.symbol
)
target_coin = "USDT" if self.category == "linear" else self.base_coin if pos_response['retCode'] == 0:
positions = pos_response['result']['list']
active_pos = [p for p in positions if float(p['size']) > 0]
if active_pos:
self.position = active_pos[0]
else:
self.position = None
# Get Balance
wallet_response = self.session.get_wallet_balance( wallet_response = self.session.get_wallet_balance(
category=self.category, accountType="UNIFIED", coin=target_coin category="linear",
accountType="UNIFIED",
coin="USDT"
) )
if wallet_response['retCode'] == 0: if wallet_response['retCode'] == 0:
result_list = wallet_response['result']['list'] result_list = wallet_response['result']['list']
if result_list: if result_list:
# Priority 1: totalWalletBalance (for UTA pooled funds)
self.wallet_balance = float(result_list[0].get('totalWalletBalance', 0)) self.wallet_balance = float(result_list[0].get('totalWalletBalance', 0))
# If totalWalletBalance is 0, check the specific coin
if self.wallet_balance == 0: if self.wallet_balance == 0:
self.wallet_balance = float(result_list[0].get('totalEquity', 0)) coin_info = result_list[0].get('coin', [])
if coin_info:
self.wallet_balance = float(coin_info[0].get('walletBalance', 0))
else:
logger.error(f"Wallet API Error: {wallet_response['retMsg']}")
except Exception as e: except Exception as e:
logger.error(f"Error updating account info: {e}") logger.error(f"Error updating account info: {e}")
def check_signals(self, df): def check_signals(self, df):
"""Strict Crossover Signal Logic matching Dashboard""" """Determine if we should Open or Close based on indicators"""
if len(df) < 2: if len(df) < 2:
return None, {} return None
last = df.iloc[-1] last = df.iloc[-1]
prev = df.iloc[-2] prev = df.iloc[-2]
@ -211,97 +198,97 @@ class PingPongBot:
rsi_cfg = self.config['rsi'] rsi_cfg = self.config['rsi']
hurst_cfg = self.config['hurst'] hurst_cfg = self.config['hurst']
signals = {"rsi": None, "hurst": None} open_signal = False
close_signal = False
# 1. RSI Crossovers # 1. RSI Signals
# BUY: Crossed UP through oversold rsi_buy = prev['rsi'] < rsi_cfg['oversold'] and last['rsi'] >= rsi_cfg['oversold']
if prev['rsi'] < rsi_cfg['oversold'] and last['rsi'] >= rsi_cfg['oversold']: rsi_sell = prev['rsi'] > rsi_cfg['overbought'] and last['rsi'] <= rsi_cfg['overbought']
signals["rsi"] = "BUY"
# SELL: Crossed DOWN through overbought
elif prev['rsi'] > rsi_cfg['overbought'] and last['rsi'] <= rsi_cfg['overbought']:
signals["rsi"] = "SELL"
# 2. Hurst Crossovers # 2. Hurst Signals
# BUY: Price crossed DOWN below lower band hurst_buy = prev['close'] > prev['hurst_lower'] and last['close'] <= last['hurst_lower']
if prev['close'] > prev['hurst_lower'] and last['close'] <= last['hurst_lower']: hurst_sell = prev['close'] > prev['hurst_upper'] and last['close'] <= last['hurst_upper']
signals["hurst"] = "BUY"
# SELL: Price crossed UP above upper band
elif prev['close'] < prev['hurst_upper'] and last['close'] >= last['hurst_upper']:
signals["hurst"] = "SELL"
# Store for summary # Logic for LONG
self.indicator_data["rsi"] = {"last": last['rsi'], "prev": prev['rsi'], "signal": signals["rsi"] or "-"}
self.indicator_data["hurst"] = {
"last_l": last['hurst_lower'], "last_u": last['hurst_upper'],
"prev_l": prev['hurst_lower'], "prev_u": prev['hurst_upper'],
"signal": signals["hurst"] or "-"
}
final_signal = None
# Ping-Pong Strategy logic
if self.direction == 'long': if self.direction == 'long':
# Accumulate on ANY buy signal if (rsi_cfg['enabled_for_open'] and rsi_buy) or (hurst_cfg['enabled_for_open'] and hurst_buy):
if (rsi_cfg['enabled_for_open'] and signals["rsi"] == "BUY") or (hurst_cfg['enabled_for_open'] and signals["hurst"] == "BUY"): open_signal = True
final_signal = "open" if (rsi_cfg['enabled_for_close'] and rsi_sell) or (hurst_cfg['enabled_for_close'] and hurst_sell):
# Offload on ANY sell signal close_signal = True
elif (rsi_cfg['enabled_for_close'] and signals["rsi"] == "SELL") or (hurst_cfg['enabled_for_close'] and signals["hurst"] == "SELL"): # Logic for SHORT
final_signal = "close" else:
else: # Short if (rsi_cfg['enabled_for_open'] and rsi_sell) or (hurst_cfg['enabled_for_open'] and hurst_sell):
# Short Open on SELL signals open_signal = True
if (rsi_cfg['enabled_for_open'] and signals["rsi"] == "SELL") or (hurst_cfg['enabled_for_open'] and signals["hurst"] == "SELL"): if (rsi_cfg['enabled_for_close'] and rsi_buy) or (hurst_cfg['enabled_for_close'] and hurst_buy):
final_signal = "open" close_signal = True
# Short Close on BUY signals
elif (rsi_cfg['enabled_for_close'] and signals["rsi"] == "BUY") or (hurst_cfg['enabled_for_close'] and signals["hurst"] == "BUY"):
final_signal = "close"
return final_signal, signals return "open" if open_signal else ("close" if close_signal else None)
async def execute_trade_logic(self, df, final_signal): async def execute_trade_logic(self, df, signal):
"""Execute Ping-Pong logic: Partial exits on 'close' signals""" """Apply the Ping-Pong strategy logic (Accumulation + TP)"""
last_price = float(df.iloc[-1]['close']) last_price = float(df.iloc[-1]['close'])
# 1. Close/Partial Exit # 1. Check Take Profit (TP)
if final_signal == "close" and self.position: if self.position:
avg_price = float(self.position['avgPrice'])
current_qty = float(self.position['size'])
is_tp = False
if self.direction == 'long':
if last_price >= avg_price * (1 + self.tp_pct):
is_tp = True
else:
if last_price <= avg_price * (1 - self.tp_pct):
is_tp = True
if is_tp:
qty_to_close = current_qty * self.partial_exit_pct
remaining_qty = current_qty - qty_to_close
# Min size check
if (remaining_qty * last_price) < self.min_val_usd:
qty_to_close = current_qty
self.status_msg = "TP: Closing Full Position (Min Size reached)"
else:
self.status_msg = f"TP: Closing Partial {self.partial_exit_pct*100}%"
self.place_order(qty_to_close, last_price, is_close=True)
return
# 2. Check Close Signal
if signal == "close" and self.position:
current_qty = float(self.position['size']) current_qty = float(self.position['size'])
qty_to_close = current_qty * self.partial_exit_pct qty_to_close = current_qty * self.partial_exit_pct
remaining_qty = current_qty - qty_to_close if (current_qty - qty_to_close) * last_price < self.min_val_usd:
qty_to_close = current_qty
# Check remaining value in USD self.status_msg = "Signal: Closing Position (Partial/Full)"
remaining_val_usd = remaining_qty if self.category == "inverse" else remaining_qty * last_price self.place_order(qty_to_close, last_price, is_close=True)
if remaining_val_usd < self.min_val_usd:
# Close Full
self.status_msg = f"Ping-Pong: Closing Full Position ({current_qty})"
await self.place_order(current_qty, last_price, is_close=True)
else:
# Close Partial (15%)
self.status_msg = f"Ping-Pong: Partial Exit ({qty_to_close:.3f})"
await self.place_order(qty_to_close, last_price, is_close=True)
return return
# 2. Open/Accumulate # 3. Check Open/Accumulate Signal
if final_signal == "open": if signal == "open":
# Check Max Effective Leverage
current_qty = float(self.position['size']) if self.position else 0 current_qty = float(self.position['size']) if self.position else 0
if self.category == "inverse": current_notional = current_qty * last_price
entry_notional = self.pos_size_margin * self.leverage
qty_to_open = int(entry_notional)
current_notional = current_qty
else:
entry_notional = self.pos_size_margin * self.leverage
qty_to_open = round(entry_notional / last_price, 3)
current_notional = current_qty * last_price
entry_notional = self.pos_size_margin * self.leverage
projected_notional = current_notional + entry_notional projected_notional = current_notional + entry_notional
effective_leverage = projected_notional / max(self.wallet_balance, 1.0) effective_leverage = projected_notional / max(self.wallet_balance, 1.0)
if effective_leverage <= self.max_eff_lev: if effective_leverage <= self.max_eff_lev:
self.status_msg = f"Ping-Pong: Accumulating {qty_to_open}" qty_to_open = entry_notional / last_price
await self.place_order(qty_to_open, last_price, is_close=False) # Round qty based on symbol precision (simplified)
else: qty_to_open = round(qty_to_open, 3)
self.status_msg = f"Max Leverage reached: {effective_leverage:.2f}"
async def place_order(self, qty, price, is_close=False): self.status_msg = f"Signal: Opening/Accumulating {qty_to_open} units"
"""Send Market Order""" self.place_order(qty_to_open, last_price, is_close=False)
else:
self.status_msg = f"Signal Ignored: Max Leverage {effective_leverage:.2f} > {self.max_eff_lev}"
def place_order(self, qty, price, is_close=False):
"""Send order to Bybit V5"""
side = "" side = ""
if self.direction == "long": if self.direction == "long":
side = "Sell" if is_close else "Buy" side = "Sell" if is_close else "Buy"
@ -309,105 +296,61 @@ class PingPongBot:
side = "Buy" if is_close else "Sell" side = "Buy" if is_close else "Sell"
try: try:
# Round qty based on Bybit standards (Inverse: integer USD, Linear: BTC precision)
if self.category == "inverse":
qty_str = str(int(float(qty)))
else:
qty_str = f"{float(qty):.3f}"
response = self.session.place_order( response = self.session.place_order(
category=self.category, symbol=self.symbol, side=side, category="linear",
orderType="Market", qty=qty_str, timeInForce="GTC", reduceOnly=is_close symbol=self.symbol,
side=side,
orderType="Market",
qty=str(qty),
timeInForce="GTC",
reduceOnly=is_close
) )
if response['retCode'] == 0: if response['retCode'] == 0:
logger.info(f"Order Placed: {side} {qty_str} {self.symbol}") logger.info(f"Order Placed: {side} {qty} {self.symbol}")
self.last_signal = f"{side} {qty_str} @ Market" self.last_signal = f"{side} {qty} @ Market"
else: else:
logger.error(f"Order Failed: {response['retMsg']}") logger.error(f"Order Failed: {response['retMsg']}")
self.status_msg = f"Order Error: {response['retMsg']}" self.status_msg = f"Order Error: {response['retMsg']}"
except Exception as e: except Exception as e:
logger.error(f"Execution Error: {e}") logger.error(f"Execution Error: {e}")
self.status_msg = f"Exec Error: {str(e)}"
def log_summary(self):
"""Display summary table"""
title = f"PING-PONG BOT: {self.symbol} [{self.category.upper()}] ({self.direction.upper()})"
acc_table = Table(title=title, box=box.ROUNDED, expand=True)
acc_table.add_column("Property", style="cyan")
acc_table.add_column("Value", style="white")
acc_table.add_row("Exchange Price", f"{self.current_market_price:.2f}")
acc_table.add_row("Wallet Balance", f"{self.wallet_balance:.2f} USD")
if self.position:
acc_table.add_row("Position Size", f"{self.position['size']}")
acc_table.add_row("Avg Entry", f"{self.position['avgPrice']}")
acc_table.add_row("Unrealized PnL", f"{self.position['unrealisedPnl']} USDT")
else:
acc_table.add_row("Position", "None")
acc_table.add_row("Last Action", f"{self.last_signal or 'None'}")
acc_table.add_row("Status", f"{self.status_msg}")
ind_table = Table(title=f"INDICATORS (Timeframe: {self.interval}m | Source: DB)", box=box.ROUNDED, expand=True)
ind_table.add_column("Indicator", style="cyan")
ind_table.add_column("Value", style="white")
ind_table.add_column("Crossover Signal", style="bold yellow")
rsi = self.indicator_data["rsi"]
ind_table.add_row("RSI", f"{rsi['last']:.2f}", rsi["signal"])
h = self.indicator_data["hurst"]
ind_table.add_row("Hurst Lower", f"{h['last_l']:.2f}", h["signal"] if h["signal"] == "BUY" else "-")
ind_table.add_row("Hurst Upper", f"{h['last_u']:.2f}", h["signal"] if h["signal"] == "SELL" else "-")
console.print("\n")
console.print(acc_table)
console.print(ind_table)
console.print(f"--- Updated: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')} ---\n")
async def run(self): async def run(self):
"""Refactored loop: DB polling every 5s, Price polling every 15s""" """Main loop"""
logger.info(f"Bot started: {self.symbol} | Ping-Pong Logic (Partial Exits)") logger.info(f"Bot started for {self.symbol} in {self.direction} mode")
await self.db.connect()
while True: while True:
now = time.time() # 1. Update Account
await self.update_account_info()
# 1. Update Market Price (every 15s) # 2. Fetch Data & Calculate Indicators
if now - self.last_price_update >= 15: df = await self.fetch_data()
await self.update_market_price()
await self.update_account_info()
self.last_price_update = now
self.log_summary()
# 2. Check DB for New Data (every 5s)
df = await self.fetch_db_data()
if df is not None: if df is not None:
latest_candle_time = df.iloc[-1]['time'] # 3. Check for New Candle (for signal processing)
last_price = float(df.iloc[-1]['close'])
# 3. New Candle Logic # 4. Strategy Logic
if latest_candle_time != self.last_processed_candle: signal = self.check_signals(df)
self.last_processed_candle = latest_candle_time if signal:
logger.info(f"Signal detected: {signal} @ {last_price}")
await self.execute_trade_logic(df, signal)
# 4. Recalculate Indicators and Check Signals # 5. Simple status log
final_signal, _ = self.check_signals(df) if self.position:
logger.info(f"Price: {last_price:.2f} | Pos: {self.position['size']} @ {self.position['avgPrice']} | Wallet: {self.wallet_balance:.2f}")
else:
logger.info(f"Price: {last_price:.2f} | No Position | Wallet: {self.wallet_balance:.2f}")
# 5. Execute Trade on Crossover await asyncio.sleep(self.config.get('loop_interval_seconds', 5))
if final_signal:
logger.info(f"CROSSOVER SIGNAL: {final_signal.upper()}")
await self.execute_trade_logic(df, final_signal)
else:
self.status_msg = "Scanning (Wait for Crossover)"
self.log_summary()
await asyncio.sleep(5)
if __name__ == "__main__": if __name__ == "__main__":
try: try:
bot = PingPongBot() bot = PingPongBot()
asyncio.run(bot.run()) asyncio.run(bot.run())
except KeyboardInterrupt: except KeyboardInterrupt:
print("\nBot Stopped") print("\nBot Stopped by User")
except Exception as e: except Exception as e:
logger.exception(f"Critical Error: {e}") print(f"\nCritical Error: {e}")
logger.exception("Critical Error in main loop")