Improve formatting of telegram message

freqtrade/rpc/rpc.py

@@ -6,7 +6,7 @@ from abc import abstractmethod
 from datetime import date, datetime, timedelta
 from enum import Enum
 from math import isnan
-from typing import Any, Dict, List, Optional, Tuple
+from typing import Any, Dict, List, Optional, Tuple, Union
 
 import arrow
 from numpy import NAN, mean
@@ -538,7 +538,7 @@ class RPC:
         else:
             return None
 
-    def _rpc_delete(self, trade_id: str) -> Dict[str, str]:
+    def _rpc_delete(self, trade_id: str) -> Dict[str, Union[str, int]]:
         """
         Handler for delete <id>.
         Delete the given trade and close eventually existing open orders.

freqtrade/rpc/telegram.py

@@ -547,7 +547,10 @@ class Telegram(RPC):
         trade_id = context.args[0] if len(context.args) > 0 else None
         try:
             msg = self._rpc_delete(trade_id)
-            self._send_msg('Delete Result: `{result_msg}`'.format(**msg))
+            self._send_msg((
+                'Delete Result: `{result_msg}`'
+                'Please make sure to take care of this asset on the exchange manually.'
+            ).format(**msg))
 
         except RPCException as e:
             self._send_msg(str(e))