Merge pull request #4836 from bzed/telegram-locks

Telegram rpc: split too long /locks messages

freqtrade/misc.py

@@ -6,7 +6,7 @@ import logging
 import re
 from datetime import datetime
 from pathlib import Path
-from typing import Any
+from typing import Any, Iterator, List
 from typing.io import IO
 
 import rapidjson
@@ -202,3 +202,14 @@ def render_template_with_fallback(templatefile: str, templatefallbackfile: str,
         return render_template(templatefile, arguments)
     except TemplateNotFound:
         return render_template(templatefallbackfile, arguments)
+
+
+def chunks(lst: List[Any], n: int) -> Iterator[List[Any]]:
+    """
+    Split lst into chunks of the size n.
+    :param lst: list to split into chunks
+    :param n: number of max elements per chunk
+    :return: None
+    """
+    for chunk in range(0, len(lst), n):
+        yield (lst[chunk:chunk + n])

freqtrade/rpc/telegram.py

@@ -20,7 +20,7 @@ from telegram.utils.helpers import escape_markdown
 from freqtrade.__init__ import __version__
 from freqtrade.constants import DUST_PER_COIN
 from freqtrade.exceptions import OperationalException
-from freqtrade.misc import round_coin_value
+from freqtrade.misc import chunks, round_coin_value
 from freqtrade.rpc import RPC, RPCException, RPCHandler, RPCMessageType
 
 
@@ -750,12 +750,13 @@ class Telegram(RPCHandler):
         Handler for /locks.
         Returns the currently active locks
         """
-        locks = self._rpc._rpc_locks()
+        rpc_locks = self._rpc._rpc_locks()
+        for locks in chunks(rpc_locks['locks'], 25):
             message = tabulate([[
                 lock['id'],
                 lock['pair'],
                 lock['lock_end_time'],
-            lock['reason']] for lock in locks['locks']],
+                lock['reason']] for lock in locks],
                 headers=['ID', 'Pair', 'Until', 'Reason'],
                 tablefmt='simple')
             message = f"<pre>{escape(message)}</pre>"