From 1a9787ac76d6df1f337c1889ccf3135ae8cdaa13 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sat, 8 Feb 2020 21:53:34 +0100
Subject: [PATCH] Add validation for data-download relevant settings

---
 freqtrade/commands/data_commands.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/freqtrade/commands/data_commands.py b/freqtrade/commands/data_commands.py
index aee144505..e8e0f06d2 100644
--- a/freqtrade/commands/data_commands.py
+++ b/freqtrade/commands/data_commands.py
@@ -38,6 +38,11 @@ def start_download_data(args: Dict[str, Any]) -> None:
 
     # Init exchange
     exchange = ExchangeResolver.load_exchange(config['exchange']['name'], config, validate=False)
+    # Manual validations of relevant settings
+    exchange.validate_pairs(config['pairs'])
+    for timeframe in config['timeframes']:
+        exchange.validate_timeframes(timeframe)
+
     try:
 
         if config.get('download_trades'):