The Output_Penalty_Tile effect currently does not happen when a city is celebrating - hard-coded in common/city.c function city_tile_output(). As of 3.2, there's new "CityStatus" requirement value "Celebration", so that code can go away and be better implemented in the rulesets.
Spun off from comments in Ticket #45084.
The Output_Penalty_Tile effect currently does not happen when a city is celebrating - hard-coded in common/city.c function city_tile_output(). As of 3.2, there's new "CityStatus" requirement value "Celebration", so that code can go away and be better implemented in the rulesets.