use nargs for --pairs argument

freqtrade/configuration/cli_options.py

@@ -254,7 +254,8 @@ AVAILABLE_CLI_OPTIONS = {
     # Script options
     "pairs": Arg(
         '-p', '--pairs',
-        help='Show profits for only these pairs. Pairs are comma-separated.',
+        help='Show profits for only these pairs. Pairs are space-separated.',
+        nargs='+',
     ),
     # Download data
     "pairs_file": Arg(
@@ -276,9 +277,10 @@ AVAILABLE_CLI_OPTIONS = {
     "timeframes": Arg(
         '-t', '--timeframes',
         help=f'Specify which tickers to download. Space-separated list. '
-        f'Default: `{constants.DEFAULT_DOWNLOAD_TICKER_INTERVALS}`.',
+        f'Default: `1m 5m`.',
         choices=['1m', '3m', '5m', '15m', '30m', '1h', '2h', '4h',
                  '6h', '8h', '12h', '1d', '3d', '1w'],
+        default=['1m', '5m'],
         nargs='+',
     ),
     "erase": Arg(

freqtrade/constants.py

@@ -23,7 +23,6 @@ ORDERTYPE_POSSIBILITIES = ['limit', 'market']
 ORDERTIF_POSSIBILITIES = ['gtc', 'fok', 'ioc']
 AVAILABLE_PAIRLISTS = ['StaticPairList', 'VolumePairList']
 DRY_RUN_WALLET = 999.9
-DEFAULT_DOWNLOAD_TICKER_INTERVALS = '1m 5m'
 
 TICKER_INTERVALS = [
     '1m', '3m', '5m', '15m', '30m',

freqtrade/plot/plotting.py

@@ -37,7 +37,7 @@ def init_plotscript(config):
 
     strategy = StrategyResolver(config).strategy
     if "pairs" in config:
-        pairs = config["pairs"].split(',')
+        pairs = config["pairs"]
     else:
         pairs = config["exchange"]["pair_whitelist"]