use dict as argument for rpc.send_msg

freqtrade/rpc/rpc.py

@@ -61,7 +61,7 @@ class RPC(object):
         """ Cleanup pending module resources """
 
     @abstractmethod
-    def send_msg(self, msg: str) -> None:
+    def send_msg(self, msg: Dict[str, str]) -> None:
         """ Sends a message to all registered rpc modules """
 
     def _rpc_trade_status(self) -> List[Dict]:

freqtrade/rpc/rpc_manager.py

@@ -2,7 +2,7 @@
 This module contains class to manage RPC communications (Telegram, Slack, ...)
 """
 import logging
-from typing import List
+from typing import List, Dict
 
 from freqtrade.rpc.rpc import RPC
 
@@ -32,11 +32,14 @@ class RPCManager(object):
             mod.cleanup()
             del mod
 
-    def send_msg(self, msg: str) -> None:
+    def send_msg(self, msg: Dict[str, str]) -> None:
         """
-        Send given markdown message to all registered rpc modules
-        :param msg: message
-        :return: None
+        Send given message to all registered rpc modules.
+        A message consists of one or more key value pairs of strings.
+        e.g.:
+        {
+            'status': 'stopping bot'
+        }
         """
         logger.info('Sending rpc message: %s', msg)
         for mod in self.registered_modules:

freqtrade/rpc/telegram.py

@@ -4,7 +4,7 @@
 This module manage Telegram communication
 """
 import logging
-from typing import Any, Callable
+from typing import Any, Callable, Dict
 
 from tabulate import tabulate
 from telegram import Bot, ParseMode, ReplyKeyboardMarkup, Update
@@ -110,9 +110,9 @@ class Telegram(RPC):
         """
         self._updater.stop()
 
-    def send_msg(self, msg: str) -> None:
+    def send_msg(self, msg: Dict[str, str]) -> None:
         """ Send a message to telegram channel """
-        self._send_msg(msg)
+        self._send_msg('*Status:* `{status}`'.format(**msg))
 
     @authorized_only
     def _status(self, bot: Bot, update: Update) -> None: