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Add Appropriate test for loading error

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This commit is contained in:
Matthias
2022-03-12 09:49:20 +01:00
parent 28046c6a22
commit 9460fd8d75
2 changed files with 20 additions and 1 deletions
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11
freqtrade/resolvers/strategy_resolver.py
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@@ -227,7 +227,16 @@ class StrategyResolver(IResolver):
if type(strategy).populate_exit_trend == IStrategy.populate_exit_trend:
raise OperationalException("`populate_exit_trend` must be implemented.")
else:
# TODO: Verify if populate_buy and populate_sell are implemented
if (type(strategy).populate_buy_trend == IStrategy.populate_buy_trend
and type(strategy).populate_entry_trend == IStrategy.populate_entry_trend):
raise OperationalException(
"`populate_entry_trend` or `populate_buy_trend` must be implemented.")
if (type(strategy).populate_sell_trend == IStrategy.populate_sell_trend
and type(strategy).populate_exit_trend == IStrategy.populate_exit_trend):
raise OperationalException(
"`populate_exit_trend` or `populate_sell_trend` must be implemented.")
strategy._populate_fun_len = len(getfullargspec(strategy.populate_indicators).args)
strategy._buy_fun_len = len(getfullargspec(strategy.populate_buy_trend).args)
strategy._sell_fun_len = len(getfullargspec(strategy.populate_sell_trend).args)