Update quotes in provider examples

examples/providers/abstract_factory.py

@@ -41,26 +41,26 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    cache_type = random.choice(['redis', 'memcached'])
+    cache_type = random.choice(["redis", "memcached"])
-    if cache_type == 'redis':
+    if cache_type == "redis":
         container.cache_client_factory.override(
             providers.Factory(
                 RedisCacheClient,
-                host='localhost',
+                host="localhost",
                 port=6379,
                 db=0,
             ),
         )
-    elif cache_type == 'memcached':
+    elif cache_type == "memcached":
         container.cache_client_factory.override(
             providers.Factory(
                 MemcachedCacheClient,
-                hosts=['10.0.1.1'],
+                hosts=["10.0.1.1"],
                 port=11211,
-                prefix='my_app',
+                prefix="my_app",
             ),
         )
 
@@ -68,12 +68,12 @@ if __name__ == '__main__':
     print(service.cache)
     # The output depends on cache_type variable value.
     #
-    # If the value is 'redis':
+    # If the value is "redis":
-    # RedisCacheClient(host='localhost', port=6379, db=0)
+    # RedisCacheClient(host="localhost", port=6379, db=0)
     #
-    # If the value is 'memcached':
+    # If the value is "memcached":
-    # MemcachedCacheClient(hosts=['10.0.1.1'], port=11211, prefix='my_app')
+    # MemcachedCacheClient(hosts=["10.0.1.1"], port=11211, prefix="my_app")
     #
     # If the value is None:
-    # Error: AbstractFactory(<class '__main__.AbstractCacheClient'>) must be
+    # Error: AbstractFactory(<class "__main__.AbstractCacheClient">) must be
     # overridden before calling

examples/providers/async.py

@@ -7,7 +7,7 @@ from dependency_injector import containers, providers
 
 async def init_async_resource():
     await asyncio.sleep(0.1)
-    yield 'Initialized'
+    yield "Initialized"
 
 
 class Service:
@@ -31,7 +31,7 @@ async def main(container: Container):
     ...
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     asyncio.run(main(container))

examples/providers/async_overriding.py

@@ -26,7 +26,7 @@ async def main(container: Container):
     ...
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     asyncio.run(main(container))

examples/providers/callable.py

@@ -16,8 +16,8 @@ class Container(containers.DeclarativeContainer):
     password_verifier = providers.Callable(passlib.hash.sha256_crypt.verify)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    hashed_password = container.password_hasher('super secret')
+    hashed_password = container.password_hasher("super secret")
-    assert container.password_verifier('super secret', hashed_password)
+    assert container.password_verifier("super secret", hashed_password)

examples/providers/configuration/configuration.py

@@ -10,19 +10,19 @@ class Container(containers.DeclarativeContainer):
 
     s3_client_factory = providers.Factory(
         boto3.client,
-        's3',
+        "s3",
         aws_access_key_id=config.aws.access_key_id,
         aws_secret_access_key=config.aws.secret_access_key,
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
     container.config.from_dict(
         {
-            'aws': {
+            "aws": {
-                 'access_key_id': 'KEY',
+                 "access_key_id": "KEY",
-                 'secret_access_key': 'SECRET',
+                 "secret_access_key": "SECRET",
              },
         },
     )

examples/providers/configuration/configuration_alias.py

@@ -9,14 +9,14 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     env = Env()
     container = Container()
 
     with container.config.some_plugin_name as plugin:
         plugin.some_interval_ms.override(
             env.int(
-                'SOME_INTERVAL_MS',
+                "SOME_INTERVAL_MS",
                 default=30000,
             ),
         )
@@ -24,13 +24,13 @@ if __name__ == '__main__':
         with plugin.kafka as kafka:
             kafka.bootstrap_servers.override(
                 env.list(
-                    'KAFKA_BOOTSTRAP_SERVERS',
+                    "KAFKA_BOOTSTRAP_SERVERS",
-                    default=['kafka1', 'kafka2'],
+                    default=["kafka1", "kafka2"],
                 ),
             )
             kafka.security_protocol.override(
                 env.str(
-                    'KAFKA_SECURITY_PROTOCOL',
+                    "KAFKA_SECURITY_PROTOCOL",
-                    default='SASL_SSL',
+                    default="SASL_SSL",
                 ),
             )

examples/providers/configuration/configuration_dict.py

@@ -8,27 +8,27 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     container.config.from_dict(
         {
-            'aws': {
+            "aws": {
-                 'access_key_id': 'KEY',
+                 "access_key_id": "KEY",
-                 'secret_access_key': 'SECRET',
+                 "secret_access_key": "SECRET",
              },
         },
     )
 
     assert container.config() == {
-        'aws': {
+        "aws": {
-            'access_key_id': 'KEY',
+            "access_key_id": "KEY",
-            'secret_access_key': 'SECRET',
+            "secret_access_key": "SECRET",
         },
     }
     assert container.config.aws() == {
-        'access_key_id': 'KEY',
+        "access_key_id": "KEY",
-        'secret_access_key': 'SECRET',
+        "secret_access_key": "SECRET",
     }
-    assert container.config.aws.access_key_id() == 'KEY'
+    assert container.config.aws.access_key_id() == "KEY"
-    assert container.config.aws.secret_access_key() == 'SECRET'
+    assert container.config.aws.secret_access_key() == "SECRET"

examples/providers/configuration/configuration_env.py

@@ -10,17 +10,17 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     # Emulate environment variables
-    os.environ['AWS_ACCESS_KEY_ID'] = 'KEY'
+    os.environ["AWS_ACCESS_KEY_ID"] = "KEY"
-    os.environ['AWS_SECRET_ACCESS_KEY'] = 'SECRET'
+    os.environ["AWS_SECRET_ACCESS_KEY"] = "SECRET"
 
-    container.config.aws.access_key_id.from_env('AWS_ACCESS_KEY_ID')
+    container.config.aws.access_key_id.from_env("AWS_ACCESS_KEY_ID")
-    container.config.aws.secret_access_key.from_env('AWS_SECRET_ACCESS_KEY')
+    container.config.aws.secret_access_key.from_env("AWS_SECRET_ACCESS_KEY")
-    container.config.optional.from_env('UNDEFINED', 'default_value')
+    container.config.optional.from_env("UNDEFINED", "default_value")
 
-    assert container.config.aws.access_key_id() == 'KEY'
+    assert container.config.aws.access_key_id() == "KEY"
-    assert container.config.aws.secret_access_key() == 'SECRET'
+    assert container.config.aws.secret_access_key() == "SECRET"
-    assert container.config.optional() == 'default_value'
+    assert container.config.optional() == "default_value"

examples/providers/configuration/configuration_env_interpolation_os_default.py

@@ -10,10 +10,10 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
-    os.environ.setdefault('ENV_VAR', 'default value')
+    os.environ.setdefault("ENV_VAR", "default value")
 
     container = Container()
-    container.config.from_yaml('config-with-env-var.yml')
+    container.config.from_yaml("config-with-env-var.yml")
 
-    assert container.config.section.option() == 'default value'
+    assert container.config.section.option() == "default value"

examples/providers/configuration/configuration_ini.py

@@ -8,20 +8,20 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    container.config.from_ini('examples/providers/configuration/config.ini')
+    container.config.from_ini("./config.ini")
 
     assert container.config() == {
-        'aws': {
+        "aws": {
-            'access_key_id': 'KEY',
+            "access_key_id": "KEY",
-            'secret_access_key': 'SECRET',
+            "secret_access_key": "SECRET",
         },
     }
     assert container.config.aws() == {
-        'access_key_id': 'KEY',
+        "access_key_id": "KEY",
-        'secret_access_key': 'SECRET',
+        "secret_access_key": "SECRET",
     }
-    assert container.config.aws.access_key_id() == 'KEY'
+    assert container.config.aws.access_key_id() == "KEY"
-    assert container.config.aws.secret_access_key() == 'SECRET'
+    assert container.config.aws.secret_access_key() == "SECRET"

examples/providers/configuration/configuration_itemselector.py

@@ -14,15 +14,15 @@ class Foo:
 class Container(containers.DeclarativeContainer):
 
     config = providers.Configuration(default={
-        'target': 'A',
+        "target": "A",
-        'items': {
+        "items": {
-            'A': {
+            "A": {
-                'option1': 60,
+                "option1": 60,
-                'option2': 80,
+                "option2": 80,
             },
-            'B': {
+            "B": {
-                'option1': 10,
+                "option1": 10,
-                'option2': 20,
+                "option2": 20,
             },
         },
     })
@@ -34,10 +34,10 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    container.config.target.from_env('TARGET')
+    container.config.target.from_env("TARGET")
     foo = container.foo_factory()
     print(foo.option1, foo.option2)
 

examples/providers/configuration/configuration_multiple.py

@@ -8,21 +8,21 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    container.config.from_yaml('examples/providers/configuration/config.yml')
+    container.config.from_yaml("./config.yml")
-    container.config.from_yaml('examples/providers/configuration/config.local.yml')
+    container.config.from_yaml("./config.local.yml")
 
     assert container.config() == {
-        'aws': {
+        "aws": {
-            'access_key_id': 'LOCAL-KEY',
+            "access_key_id": "LOCAL-KEY",
-            'secret_access_key': 'LOCAL-SECRET',
+            "secret_access_key": "LOCAL-SECRET",
         },
     }
     assert container.config.aws() == {
-        'access_key_id': 'LOCAL-KEY',
+        "access_key_id": "LOCAL-KEY",
-        'secret_access_key': 'LOCAL-SECRET',
+        "secret_access_key": "LOCAL-SECRET",
     }
-    assert container.config.aws.access_key_id() == 'LOCAL-KEY'
+    assert container.config.aws.access_key_id() == "LOCAL-KEY"
-    assert container.config.aws.secret_access_key() == 'LOCAL-SECRET'
+    assert container.config.aws.secret_access_key() == "LOCAL-SECRET"

examples/providers/configuration/configuration_pydantic.py

@@ -6,20 +6,20 @@ from dependency_injector import containers, providers
 from pydantic import BaseSettings, Field
 
 # Emulate environment variables
-os.environ['AWS_ACCESS_KEY_ID'] = 'KEY'
+os.environ["AWS_ACCESS_KEY_ID"] = "KEY"
-os.environ['AWS_SECRET_ACCESS_KEY'] = 'SECRET'
+os.environ["AWS_SECRET_ACCESS_KEY"] = "SECRET"
 
 
 class AwsSettings(BaseSettings):
 
-    access_key_id: str = Field(env='aws_access_key_id')
+    access_key_id: str = Field(env="aws_access_key_id")
-    secret_access_key: str = Field(env='aws_secret_access_key')
+    secret_access_key: str = Field(env="aws_secret_access_key")
 
 
 class Settings(BaseSettings):
 
     aws: AwsSettings = AwsSettings()
-    optional: str = Field(default='default_value')
+    optional: str = Field(default="default_value")
 
 
 class Container(containers.DeclarativeContainer):
@@ -27,11 +27,11 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     container.config.from_pydantic(Settings())
 
-    assert container.config.aws.access_key_id() == 'KEY'
+    assert container.config.aws.access_key_id() == "KEY"
-    assert container.config.aws.secret_access_key() == 'SECRET'
+    assert container.config.aws.secret_access_key() == "SECRET"
-    assert container.config.optional() == 'default_value'
+    assert container.config.optional() == "default_value"

examples/providers/configuration/configuration_required.py

@@ -20,7 +20,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     try:

examples/providers/configuration/configuration_strict.py

@@ -20,7 +20,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     try:

examples/providers/configuration/configuration_type.py

@@ -22,17 +22,17 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     # Emulate environment variables
-    os.environ['API_KEY'] = 'secret'
+    os.environ["API_KEY"] = "secret"
-    os.environ['API_TIMEOUT'] = '5'
+    os.environ["API_TIMEOUT"] = "5"
 
-    container.config.api.key.from_env('API_KEY')
+    container.config.api.key.from_env("API_KEY")
-    container.config.api.timeout.from_env('API_TIMEOUT')
+    container.config.api.timeout.from_env("API_TIMEOUT")
 
     api_client = container.api_client_factory()
 
-    assert api_client.api_key == 'secret'
+    assert api_client.api_key == "secret"
     assert api_client.timeout == 5

examples/providers/configuration/configuration_type_custom.py

@@ -21,14 +21,14 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     # Emulate environment variables
-    os.environ['PI'] = '3.1415926535897932384626433832'
+    os.environ["PI"] = "3.1415926535897932384626433832"
 
-    container.config.pi.from_env('PI')
+    container.config.pi.from_env("PI")
 
     calculator = container.calculator_factory()
 
-    assert calculator.pi == decimal.Decimal('3.1415926535897932384626433832')
+    assert calculator.pi == decimal.Decimal("3.1415926535897932384626433832")

examples/providers/configuration/configuration_value.py

@@ -10,15 +10,15 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     container.config.option1.from_value(date(2021, 6, 13))
     container.config.option2.from_value(date(2021, 6, 14))
 
     assert container.config() == {
-        'option1': date(2021, 6, 13),
+        "option1": date(2021, 6, 13),
-        'option2': date(2021, 6, 14),
+        "option2": date(2021, 6, 14),
     }
     assert container.config.option1() == date(2021, 6, 13)
     assert container.config.option2() == date(2021, 6, 14)

examples/providers/configuration/configuration_yaml.py

@@ -8,20 +8,20 @@ class Container(containers.DeclarativeContainer):
     config = providers.Configuration()
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    container.config.from_yaml('examples/providers/configuration/config.yml')
+    container.config.from_yaml("./config.yml")
 
     assert container.config() == {
-        'aws': {
+        "aws": {
-            'access_key_id': 'KEY',
+            "access_key_id": "KEY",
-            'secret_access_key': 'SECRET',
+            "secret_access_key": "SECRET",
         },
     }
     assert container.config.aws() == {
-        'access_key_id': 'KEY',
+        "access_key_id": "KEY",
-        'secret_access_key': 'SECRET',
+        "secret_access_key": "SECRET",
     }
-    assert container.config.aws.access_key_id() == 'KEY'
+    assert container.config.aws.access_key_id() == "KEY"
-    assert container.config.aws.secret_access_key() == 'SECRET'
+    assert container.config.aws.secret_access_key() == "SECRET"

examples/providers/coroutine.py

@@ -15,7 +15,7 @@ class Container(containers.DeclarativeContainer):
     coroutine_provider = providers.Coroutine(coroutine, arg1=1, arg2=2)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     arg1, arg2 = asyncio.run(container.coroutine_provider())

examples/providers/custom_factory.py

@@ -5,7 +5,7 @@ from dependency_injector import containers, providers
 
 class CustomFactory(providers.Provider):
 
-    __slots__ = ('_factory',)
+    __slots__ = ("_factory",)
 
     def __init__(self, provides, *args, **kwargs):
         self._factory = providers.Factory(provides, *args, **kwargs)
@@ -40,7 +40,7 @@ class Container(containers.DeclarativeContainer):
     factory = CustomFactory(object)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     object1 = container.factory()

examples/providers/dependency.py

@@ -33,7 +33,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container1 = Container(database=providers.Singleton(SqliteDbAdapter))
     container2 = Container(database=providers.Singleton(PostgresDbAdapter))
 

examples/providers/dependency_default.py

@@ -18,7 +18,7 @@ class Container(containers.DeclarativeContainer):
     cache = providers.Dependency(instance_of=Cache, default=InMemoryCache())
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
     cache = container.cache()  # provides InMemoryCache()
 

examples/providers/dependency_undefined_error.py

@@ -25,7 +25,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
     container.user_service()  # <-- raises error:
     # Dependency "Container.database" is not defined

examples/providers/dict.py

@@ -21,25 +21,25 @@ class Container(containers.DeclarativeContainer):
     dispatcher_factory = providers.Factory(
         Dispatcher,
         modules=providers.Dict(
-            module1=providers.Factory(Module, name='m1'),
+            module1=providers.Factory(Module, name="m1"),
-            module2=providers.Factory(Module, name='m2'),
+            module2=providers.Factory(Module, name="m2"),
         ),
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     dispatcher = container.dispatcher_factory()
 
     assert isinstance(dispatcher.modules, dict)
-    assert dispatcher.modules['module1'].name == 'm1'
+    assert dispatcher.modules["module1"].name == "m1"
-    assert dispatcher.modules['module2'].name == 'm2'
+    assert dispatcher.modules["module2"].name == "m2"
 
     # Call "dispatcher = container.dispatcher_factory()" is equivalent to:
     # dispatcher = Dispatcher(
     #     modules={
-    #         'module1': Module(name='m1'),
+    #         "module1": Module(name="m1"),
-    #         'module2': Module(name='m2'),
+    #         "module2": Module(name="m2"),
     #     },
     # )

examples/providers/dict_non_string_keys.py

@@ -46,7 +46,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     dispatcher = container.dispatcher_factory()

examples/providers/factory.py

@@ -12,7 +12,7 @@ class Container(containers.DeclarativeContainer):
     user_factory = providers.Factory(User)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user1 = container.user_factory()

examples/providers/factory_aggregate.py

@@ -13,8 +13,8 @@ class Game:
 
     def play(self):
         print(
-            f'{self.player1} and {self.player2} are '
+            f"{self.player1} and {self.player2} are "
-            f'playing {self.__class__.__name__.lower()}'
+            f"playing {self.__class__.__name__.lower()}"
         )
 
 
@@ -39,7 +39,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     game_type = sys.argv[1].lower()
     player1 = sys.argv[2].capitalize()
     player2 = sys.argv[3].capitalize()

examples/providers/factory_attribute_injections.py

@@ -20,7 +20,7 @@ class Container(containers.DeclarativeContainer):
     service.add_attributes(client=client)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     service = container.service()

examples/providers/factory_delegation.py

@@ -17,7 +17,7 @@ class UserRepository:
     def get_all(self) -> List[User]:
         return [
             self.user_factory(**user_data)
-            for user_data in [{'uid': 1}, {'uid': 2}]
+            for user_data in [{"uid": 1}, {"uid": 2}]
         ]
 
 
@@ -31,7 +31,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user_repository = container.user_repository_factory()

examples/providers/factory_init_injections.py

@@ -23,7 +23,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user1 = container.user_factory(1)

examples/providers/factory_init_injections_underlying.py

@@ -39,7 +39,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     algorithm_1 = container.algorithm_factory(

examples/providers/factory_provided_type.py

@@ -29,5 +29,5 @@ try:
 except errors.Error as exception:
     print(exception)
     # The output is:
-    # <class '__main__.ServiceProvider'> can provide only
+    # <class "__main__.ServiceProvider"> can provide only
-    # <class '__main__.BaseService'> instances
+    # <class "__main__.BaseService"> instances

examples/providers/list.py

@@ -21,25 +21,25 @@ class Container(containers.DeclarativeContainer):
     dispatcher_factory = providers.Factory(
         Dispatcher,
         modules=providers.List(
-            providers.Factory(Module, name='m1'),
+            providers.Factory(Module, name="m1"),
-            providers.Factory(Module, name='m2'),
+            providers.Factory(Module, name="m2"),
         ),
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     dispatcher = container.dispatcher_factory()
 
     assert isinstance(dispatcher.modules, list)
-    assert dispatcher.modules[0].name == 'm1'
+    assert dispatcher.modules[0].name == "m1"
-    assert dispatcher.modules[1].name == 'm2'
+    assert dispatcher.modules[1].name == "m2"
 
     # Call "dispatcher = container.dispatcher_factory()" is equivalent to:
     # dispatcher = Dispatcher(
     #     modules=[
-    #         Module(name='m1'),
+    #         Module(name="m1"),
-    #         Module(name='m2'),
+    #         Module(name="m2"),
     #     ],
     # )

examples/providers/object.py

@@ -8,7 +8,7 @@ class Container(containers.DeclarativeContainer):
     object_provider = providers.Object(1)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     assert container.object_provider() == 1

examples/providers/overriding.py

@@ -29,7 +29,7 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     # 1. Use .override() to replace the API client with stub

examples/providers/provided_instance.py

@@ -5,7 +5,7 @@ from dependency_injector import containers, providers
 
 class Service:
     def __init__(self):
-        self.value = 'foo'
+        self.value = "foo"
         self.values = [self.value]
 
     def get_value(self):
@@ -36,8 +36,8 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     client = container.client_factory()
-    assert client.value1 == client.value2 == client.value3 == 'foo'
+    assert client.value1 == client.value2 == client.value3 == "foo"

examples/providers/provided_instance_complex.py

@@ -18,23 +18,23 @@ class Container(containers.DeclarativeContainer):
 
     dependency = providers.Object(
         {
-            'foo': {
+            "foo": {
-                'bar': 10,
+                "bar": 10,
-                'baz': lambda arg: {'arg': arg}
+                "baz": lambda arg: {"arg": arg}
             },
         },
     )
 
     demo_list = providers.List(
-        dependency.provided['foo']['bar'],
+        dependency.provided["foo"]["bar"],
-        dependency.provided['foo']['baz'].call(22)['arg'],
+        dependency.provided["foo"]["baz"].call(22)["arg"],
-        dependency.provided['foo']['baz'].call(service)['arg'],
+        dependency.provided["foo"]["baz"].call(service)["arg"],
-        dependency.provided['foo']['baz'].call(service)['arg'].value,
+        dependency.provided["foo"]["baz"].call(service)["arg"].value,
-        dependency.provided['foo']['baz'].call(service)['arg'].get_value.call(),
+        dependency.provided["foo"]["baz"].call(service)["arg"].get_value.call(),
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     assert container.demo_list() == [

examples/providers/selector.py

@@ -22,13 +22,13 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
-    container.config.override({'one_or_another': 'one'})
+    container.config.override({"one_or_another": "one"})
     instance_1 = container.selector()
     assert isinstance(instance_1, SomeClass)
 
-    container.config.override({'one_or_another': 'another'})
+    container.config.override({"one_or_another": "another"})
     instance_2 = container.selector()
     assert isinstance(instance_2, SomeOtherClass)

examples/providers/singleton.py

@@ -12,7 +12,7 @@ class Container(containers.DeclarativeContainer):
     user_service_provider = providers.Singleton(UserService)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user_service1 = container.user_service_provider()

examples/providers/singleton_full_resetting.py

@@ -19,7 +19,7 @@ class Container(containers.DeclarativeContainer):
     user_service = providers.Singleton(UserService, db=database)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user_service1 = container.user_service()

examples/providers/singleton_multiple_containers.py

@@ -12,7 +12,7 @@ class Container(containers.DeclarativeContainer):
     user_service_provider = providers.Singleton(UserService)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container1 = Container()
     user_service1 = container1.user_service_provider()
     assert user_service1 is container1.user_service_provider()

examples/providers/singleton_resetting.py

@@ -12,7 +12,7 @@ class Container(containers.DeclarativeContainer):
     user_service = providers.Singleton(UserService)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user_service1 = container.user_service()

examples/providers/singleton_resetting_with.py

@@ -12,7 +12,7 @@ class Container(containers.DeclarativeContainer):
     user_service = providers.Singleton(UserService)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     user_service1 = container.user_service()

examples/providers/singleton_scoped.py

@@ -18,7 +18,7 @@ def index_view():
     service_2 = current_app.container.service_provider()
     assert service_1 is service_2
     print(service_1)
-    return 'Hello  World!'
+    return "Hello  World!"
 
 
 def teardown_context(request):
@@ -30,9 +30,9 @@ container = Container()
 
 app = Flask(__name__)
 app.container = container
-app.add_url_rule('/', 'index', view_func=index_view)
+app.add_url_rule("/", "index", view_func=index_view)
 app.after_request(teardown_context)
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     app.run()

examples/providers/singleton_thread_locals.py

@@ -28,14 +28,14 @@ class Container(containers.DeclarativeContainer):
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     container = Container()
 
     n = 10
     threads = []
     for thread_number in range(n):
         threads.append(
-            container.thread_factory(name='Thread{0}'.format(thread_number)),
+            container.thread_factory(name="Thread{0}".format(thread_number)),
         )
     for thread in threads:
         thread.start()