Update docstring wording

docs/strategy-callbacks.md

@@ -84,7 +84,7 @@ Freqtrade will fall back to the `proposed_stake` value should your code raise an
 
 Called for open trade every throttling iteration (roughly every 5 seconds) until a trade is closed.
 
-Allows to define custom sell signals, indicating that specified position should be sold. This is very useful when we need to customize sell conditions for each individual trade, or if you need trade data to make an exit decision.
+Allows to define custom exit signals, indicating that specified position should be sold. This is very useful when we need to customize sell conditions for each individual trade, or if you need trade data to make an exit decision.
 
 For example you could implement a 1:2 risk-reward ROI with `custom_exit()`.
 

freqtrade/strategy/interface.py

@@ -396,7 +396,7 @@ class IStrategy(ABC, HyperStrategyMixin):
         :param current_rate: Rate, calculated based on pricing settings in exit_pricing.
         :param current_profit: Current profit (as ratio), calculated based on current_rate.
         :param **kwargs: Ensure to keep this here so updates to this won't break your strategy.
-        :return: To execute exit, return a string with custom sell reason or True. Otherwise return
+        :return: To execute exit, return a string with custom exit reason or True. Otherwise return
         None or False.
         """
         return None
@@ -420,7 +420,7 @@ class IStrategy(ABC, HyperStrategyMixin):
         :param current_rate: Rate, calculated based on pricing settings in exit_pricing.
         :param current_profit: Current profit (as ratio), calculated based on current_rate.
         :param **kwargs: Ensure to keep this here so updates to this won't break your strategy.
-        :return: To execute exit, return a string with custom sell reason or True. Otherwise return
+        :return: To execute exit, return a string with custom exit reason or True. Otherwise return
         None or False.
         """
         return self.custom_sell(pair, trade, current_time, current_rate, current_profit, **kwargs)

freqtrade/templates/subtemplates/strategy_methods_advanced.j2

@@ -111,7 +111,7 @@ def custom_exit(self, pair: str, trade: 'Trade', current_time: 'datetime', curre
     :param current_rate: Rate, calculated based on pricing settings in exit_pricing.
     :param current_profit: Current profit (as ratio), calculated based on current_rate.
     :param **kwargs: Ensure to keep this here so updates to this won't break your strategy.
-    :return: To execute sell, return a string with custom sell reason or True. Otherwise return
+    :return: To execute sell, return a string with custom exit reason or True. Otherwise return
     None or False.
     """
     return None