Reduce arrow usage throughout code

freqtrade/edge/edge_positioning.py

@@ -3,6 +3,7 @@
 import logging
 from collections import defaultdict
 from copy import deepcopy
+from datetime import datetime, timezone
 from typing import Any, Dict, List, NamedTuple
 
 import arrow
@@ -97,7 +98,7 @@ class Edge:
         heartbeat = self.edge_config.get('process_throttle_secs')
 
         if (self._last_updated > 0) and (
-                self._last_updated + heartbeat > arrow.utcnow().int_timestamp):
+                self._last_updated + heartbeat > int(datetime.now(timezone.utc).timestamp())):
             return False
 
         data: Dict[str, Any] = {}
@@ -189,7 +190,7 @@ class Edge:
         # Fill missing, calculable columns, profit, duration , abs etc.
         trades_df = self._fill_calculable_fields(DataFrame(trades))
         self._cached_pairs = self._process_expectancy(trades_df)
-        self._last_updated = arrow.utcnow().int_timestamp
+        self._last_updated = int(datetime.now(timezone.utc).timestamp())
 
         return True
 

freqtrade/exchange/binance.py

@@ -1,10 +1,9 @@
 """ Binance exchange subclass """
 import logging
-from datetime import datetime
+from datetime import datetime, timezone
 from pathlib import Path
 from typing import Dict, List, Optional, Tuple
 
-import arrow
 import ccxt
 
 from freqtrade.enums import CandleType, MarginMode, PriceType, TradingMode
@@ -105,8 +104,9 @@ class Binance(Exchange):
             if x and x[3] and x[3][0] and x[3][0][0] > since_ms:
                 # Set starting date to first available candle.
                 since_ms = x[3][0][0]
-                logger.info(f"Candle-data for {pair} available starting with "
-                            f"{arrow.get(since_ms // 1000).isoformat()}.")
+                logger.info(
+                    f"Candle-data for {pair} available starting with "
+                    f"{datetime.fromtimestamp(since_ms // 1000, tz=timezone.utc).isoformat()}.")
 
         return await super()._async_get_historic_ohlcv(
             pair=pair,