Code formatting (black)

Author: jackdbd

abstract_factory.py

@@ -145,14 +145,12 @@ def area(self):
 
 
 class _TriangleEquilateral(_Triangle):
-
     @property
     def perimeter(self):
         return "3a"
 
 
 class _TriangleIsosceles(_Triangle):
-
     @property
     def perimeter(self):
         return "2a+b"
@@ -179,7 +177,6 @@ def area(self):
 
 
 class _Square(_Quadrilateral):
-
     @property
     def perimeter(self):
         return "4a"
@@ -190,7 +187,6 @@ def area(self):
 
 
 class _Rectangle(_Quadrilateral):
-
     @property
     def perimeter(self):
         return "2a+2b"

adapter.py

@@ -47,12 +47,14 @@ class USSocket(Socket):
 
 class EUAdapter(object):
     """EUAdapter encapsulates client (Smartphone) and supplier (EUSocket)."""
+
     input_voltage = EUSocket.output_voltage
     output_voltage = Smartphone.max_input_voltage
 
 
 class USAdapter(object):
     """USAdapter encapsulates client (Smartphone) and supplier (USSocket)."""
+
     input_voltage = USSocket.output_voltage
     output_voltage = Smartphone.max_input_voltage
 
@@ -67,19 +69,19 @@ class CannotTransformVoltage(Exception):
 
     This exception represents the fact that an adapter could not provide the
     right voltage to the Smartphone if the voltage of the Socket is wrong."""
+
     pass
 
 
 class SmartphoneAdapter(Smartphone, Socket):
-
     @classmethod
     def transform_voltage(cls, input_voltage):
         if input_voltage == cls.output_voltage:
             return cls.max_input_voltage
 
         else:
             raise CannotTransformVoltage(
-                "Can\'t transform {0}-{1}V. This adapter transforms {2}-{1}V.".format(
+                "Can't transform {0}-{1}V. This adapter transforms {2}-{1}V.".format(
                     input_voltage, cls.max_input_voltage, cls.output_voltage
                 )
             )
@@ -99,11 +101,13 @@ class SmartphoneEUAdapter(SmartphoneAdapter, EUSocket):
     Note: SmartphoneAdapter already inherited from Smartphone and Socket, but by
     re-inheriting from EUSocket we redefine all the stuff inherited from Socket.
     """
+
     pass
 
 
 class SmartphoneUSAdapter(SmartphoneAdapter, USSocket):
     """System (smartphone + adapter) for an American Socket."""
+
     pass
 
 

borg.py

@@ -40,6 +40,7 @@ class ChildNotShare(Borg):
     instances of Borg or any of Borg's subclass. That's because we override
     _shared_state = {}.
     """
+
     _shared_state = {}
 
     def __init__(self, name=None, age=None):

bridge.py

@@ -18,7 +18,6 @@
 
 
 class Website(ABC):
-
     def __init__(self, implementation):
         # encapsulate an instance of a concrete implementation class
         self._implementation = implementation
@@ -37,7 +36,6 @@ def show_page(self):
 
 
 class FreeWebsite(Website):
-
     def show_page(self):
         ads = self._implementation.get_ads()
         text = self._implementation.get_excerpt()
@@ -52,7 +50,6 @@ def show_page(self):
 
 
 class PaidWebsite(Website):
-
     def show_page(self):
         text = self._implementation.get_article()
         print(text)
@@ -63,7 +60,6 @@ def show_page(self):
 
 
 class Implementation(ABC):
-
     def get_excerpt(self):
         return "excerpt from the article"
 
@@ -82,7 +78,6 @@ def get_call_to_action(self):
 
 
 class ImplementationA(Implementation):
-
     def get_call_to_action(self):
         return "Pay 10 $ a month to remove ads"
 
@@ -91,7 +86,6 @@ def get_call_to_action(self):
 
 
 class ImplementationB(Implementation):
-
     def get_call_to_action(self):
         return "Remove ads with just 10 $ a month"
 

builder.py

@@ -24,6 +24,7 @@ def __str__(self):
 
 class ConeIceCream(IceCream):
     """Concrete Product 1."""
+
     pass
 
 
@@ -113,9 +114,9 @@ def build_product(self, flavors):
         -------
         ConeIceCream or CupIceCream
         """
-        return self.builder.set_flavors(
-            flavors
-        ).set_toppings().add_spoon().get_product()
+        return (
+            self.builder.set_flavors(flavors).set_toppings().add_spoon().get_product()
+        )
 
 
 # Client: it creates a Director object and configures it with a Builder object.

chain_of_responsability.py

@@ -9,7 +9,6 @@ class CannotHandleRequest(Exception):
 
 
 class Node(ABC):
-
     def __init__(self):
         self._next_node = None
 
@@ -55,7 +54,6 @@ def handle(self, request, *args, **kwargs):
 
 
 class WatcherNode(Node):
-
     def watch(self, request, *args, **kwargs):
         # implement actual behavior here
         string = "Process request {}".format(request)
@@ -67,7 +65,6 @@ def watch(self, request, *args, **kwargs):
 
 
 class BuyerNode(Node):
-
     def buy(self, request, *args, **kwargs):
         # implement actual behavior here
         string = "Process request {}".format(request)
@@ -79,7 +76,6 @@ def buy(self, request, *args, **kwargs):
 
 
 class EaterNode(Node):
-
     def eat(self, request, *args, **kwargs):
         # implement actual behavior here
         string = "Process request {}".format(request)

closure.py

@@ -5,15 +5,13 @@
 
 
 def outer(x):
-
     def inner(y):
         return x + y
 
     return inner
 
 
 def outer2(x):
-
     def inner2(y, x=x):
         return x + y
 

command.py

@@ -25,7 +25,6 @@ def move_command(x, source, dest, *args, **kwargs):
 
 
 class Queue(object):
-
     def __init__(self):
         self._commands = list()
         self._history = list()

composite.py

@@ -4,7 +4,6 @@
 
 
 class Component(ABC):
-
     def __init__(self, name):
         self.name = name
         self.level = 0
@@ -20,13 +19,11 @@ def traverse(self):
 
 
 class Leaf(Component):
-
     def traverse(self):
         print("{}{}".format(self.indentation, self.name))
 
 
 class Composite(Component):
-
     def __init__(self, name):
         # super().__init__(name)  # ok in Python 3.x, not in 2.x
         super(self.__class__, self).__init__(name)  # also ok in Python 2.x

decorator.py

@@ -23,7 +23,6 @@ def another_method(self):
 
 
 class ComponentDecorator(object):
-
     def __init__(self, decoratee):
         self._decoratee = decoratee  # reference of the original object