reformatting with black

Author: dancergraham

chapter01_strategy/duck.py

@@ -1,5 +1,4 @@
-
-class FlyBehavior():
+class FlyBehavior:
     def fly(self):
         raise NotImplementedError
 
@@ -19,7 +18,7 @@ def fly(self):
         print("I'm flying with a rocket!'")
 
 
-class QuackBehavior():
+class QuackBehavior:
     def quack(self):
         raise NotImplementedError
 
@@ -39,7 +38,7 @@ def quack(self):
         print("Squeak")
 
 
-class Duck():
+class Duck:
     fly_behavior = None
     quack_behavior = None
 
@@ -89,5 +88,5 @@ def mini_duck_simulator():
     model.perform_fly()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     mini_duck_simulator()

chapter02_observer/weather.py

@@ -1,4 +1,4 @@
-class Subject():
+class Subject:
     def register_observer():
         raise NotImplementedError
 
@@ -9,12 +9,12 @@ def notify_observers():
         raise NotImplementedError
 
 
-class Observer():
+class Observer:
     def update():
         raise NotImplementedError
 
 
-class DisplayElement():
+class DisplayElement:
     def display():
         raise NotImplementedError
 
@@ -49,7 +49,8 @@ def __init__(self, weather_data):
 
     def display(self):
         print(
-            f"Current conditions: {self._temperature:.1f}F degrees and {self._humidity:.1f}% humidity")
+            f"Current conditions: {self._temperature:.1f}F degrees and {self._humidity:.1f}% humidity"
+        )
 
     def update(self, temperature: float, humidity: float, pressure: float):
         self._temperature = temperature
@@ -60,11 +61,11 @@ def update(self, temperature: float, humidity: float, pressure: float):
 def weather_station():
     weather_data = WeatherData()
     current_display = CurrentConditionsDisplay(weather_data)
- #   statistics_display = StatisticsDisplay(weather_data)
+    #   statistics_display = StatisticsDisplay(weather_data)
     weather_data.set_measurements(80, 65, 30.4)
     weather_data.set_measurements(82, 70, 29.2)
     weather_data.set_measurements(78, 90, 29.2)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     weather_station()

chapter03_decorator/coffee.py

@@ -2,10 +2,12 @@
 
 # TODO : Add Dark roast, Soy, Whip
 
+
 class Beverage(abc.ABC):
     """Base class for all beverages"""
+
     def __init__(self):
-        self.description = 'Unknown Beverage'
+        self.description = "Unknown Beverage"
 
     def get_description(self):
         return self.description
@@ -17,22 +19,23 @@ def cost(self):
 
 class CondimentDecorator(Beverage, abc.ABC):
     """Base class for all condiments"""
+
     @abc.abstractmethod
     def get_description(self):
         raise NotImplementedError
 
 
 class Espresso(Beverage):
     def __init__(self):
-        self.description = 'Espresso'
+        self.description = "Espresso"
 
     def cost(self):
         return 1.99
 
 
 class HouseBlend(Beverage):
     def __init__(self):
-        self.description = 'House Blend Coffee'
+        self.description = "House Blend Coffee"
 
     def cost(self):
         return 0.89
@@ -43,7 +46,7 @@ def __init__(self, beverage: Beverage):
         self.beverage = beverage
 
     def get_description(self):
-        return self.beverage.get_description() + ', Mocha'
+        return self.beverage.get_description() + ", Mocha"
 
     def cost(self):
         return self.beverage.cost() + 0.20
@@ -60,5 +63,5 @@ def star_buzz_coffee():
     print(beverage3.get_description(), beverage3.cost())
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     star_buzz_coffee()