Allow strategy for plot-profit

to allow loading of multi-backtest files

docs/plotting.md

@@ -224,7 +224,8 @@ Possible options for the `freqtrade plot-profit` subcommand:
 
 ```
 usage: freqtrade plot-profit [-h] [-v] [--logfile FILE] [-V] [-c PATH]
-                             [-d PATH] [--userdir PATH] [-p PAIRS [PAIRS ...]]
+                             [-d PATH] [--userdir PATH] [-s NAME]
+                             [--strategy-path PATH] [-p PAIRS [PAIRS ...]]
                              [--timerange TIMERANGE] [--export EXPORT]
                              [--export-filename PATH] [--db-url PATH]
                              [--trade-source {DB,file}] [-i TIMEFRAME]
@@ -270,6 +271,11 @@ Common arguments:
   --userdir PATH, --user-data-dir PATH
                         Path to userdata directory.
 
+Strategy arguments:
+  -s NAME, --strategy NAME
+                        Specify strategy class name which will be used by the
+                        bot.
+  --strategy-path PATH  Specify additional strategy lookup path.
 ```
 
 The `-p/--pairs`  argument, can be used to limit the pairs that are considered for this calculation.

freqtrade/commands/arguments.py

@@ -354,7 +354,7 @@ class Arguments:
         plot_profit_cmd = subparsers.add_parser(
             'plot-profit',
             help='Generate plot showing profits.',
-            parents=[_common_parser],
+            parents=[_common_parser, _strategy_parser],
         )
         plot_profit_cmd.set_defaults(func=start_plot_profit)
         self._build_args(optionlist=ARGS_PLOT_PROFIT, parser=plot_profit_cmd)

freqtrade/plot/plotting.py

@@ -9,7 +9,6 @@ from freqtrade.data.btanalysis import (calculate_max_drawdown,
                                        combine_dataframes_with_mean,
                                        create_cum_profit,
                                        extract_trades_of_period,
-                                       get_latest_backtest_filename,
                                        load_trades)
 from freqtrade.data.converter import trim_dataframe
 from freqtrade.data.history import load_data
@@ -65,7 +64,8 @@ def init_plotscript(config):
         config['trade_source'],
         db_url=config.get('db_url'),
         exportfilename=filename,
-        no_trades=no_trades
+        no_trades=no_trades,
+        strategy=config.get("strategy"),
     )
     trades = trim_dataframe(trades, timerange, 'open_date')