Merge branch 'release/3.12.1' into master

.travis.yml

@@ -1,6 +1,7 @@
 sudo: false
 install: 
     - pip install tox
+    - if [[ $TRAVIS_PYTHON_VERSION == 3.3 ]]; then pip install virtualenv==15.2.0; fi
 script:
     - tox
 language:

README.rst

@@ -270,9 +270,9 @@ Dependency Injector in action
 -----------------------------
 
 Brief example below is a simplified version of inversion of control 
-containters from one of the real-life applications. This example demonstrates 
+container from one of the real-life applications. This example demonstrates
-usage of *Dependency Injector* inversion of control containers & providers 
+usage of *Dependency Injector* inversion of control container & providers
-for specifying all application components and their dependencies beetween 
+for specifying all application components and their dependencies between
 each other in one module. Besides other listed above advantages, it gives a 
 great opportunity to control & manage application's structure in one place.
 
@@ -285,82 +285,89 @@ great opportunity to control & manage application's structure in one place.
 
     import boto3
 
-    import example.main
+    from dependency_injector import containers, providers
-    import example.services
+    from example import services, main
-
-    import dependency_injector.containers as containers
-    import dependency_injector.providers as providers
 
 
-    class Core(containers.DeclarativeContainer):
+    class IocContainer(containers.DeclarativeContainer):
-        """IoC container of core component providers."""
+        """Application IoC container."""
 
         config = providers.Configuration('config')
-
         logger = providers.Singleton(logging.Logger, name='example')
 
+        # Gateways
 
-    class Gateways(containers.DeclarativeContainer):
+        database_client = providers.Singleton(sqlite3.connect, config.database.dsn)
-        """IoC container of gateway (API clients to remote services) providers."""
 
-        database = providers.Singleton(sqlite3.connect, Core.config.database.dsn)
+        s3_client = providers.Singleton(
-
-        s3 = providers.Singleton(
             boto3.client, 's3',
-            aws_access_key_id=Core.config.aws.access_key_id,
+            aws_access_key_id=config.aws.access_key_id,
-            aws_secret_access_key=Core.config.aws.secret_access_key)
+            aws_secret_access_key=config.aws.secret_access_key
+        )
 
+        # Services
 
-    class Services(containers.DeclarativeContainer):
+        users_service = providers.Factory(
-        """IoC container of business service providers."""
+            services.UsersService,
+            db=database_client,
+            logger=logger
+        )
 
-        users = providers.Factory(example.services.UsersService,
+        auth_service = providers.Factory(
-                                  db=Gateways.database,
+            services.AuthService,
-                                  logger=Core.logger)
+            token_ttl=config.auth.token_ttl,
+            db=database_client,
+            logger=logger
+        )
 
-        auth = providers.Factory(example.services.AuthService,
+        photos_service = providers.Factory(
-                                 db=Gateways.database,
+            services.PhotosService,
-                                 logger=Core.logger,
+            db=database_client,
-                                 token_ttl=Core.config.auth.token_ttl)
+            s3=s3_client,
+            logger=logger
+        )
 
-        photos = providers.Factory(example.services.PhotosService,
+        # Misc
-                                   db=Gateways.database,
-                                   s3=Gateways.s3,
-                                   logger=Core.logger)
 
-
+        main = providers.Callable(
-    class Application(containers.DeclarativeContainer):
+            main.main,
-        """IoC container of application component providers."""
+            users_service=users_service,
-
+            auth_service=auth_service,
-        main = providers.Callable(example.main.main,
+            photos_service=photos_service
-                                  users_service=Services.users,
+        )
-                                  auth_service=Services.auth,
-                                  photos_service=Services.photos)
 
 Next example demonstrates run of example application defined above:
 
 .. code-block:: python
 
-    """Run example application."""
+    """Run example of dependency injection in Python."""
 
     import sys
     import logging
 
-    from containers import Core, Application
+    from container import IocContainer
 
 
     if __name__ == '__main__':
-        # Configure platform:
+        # Configure container:
-        Core.config.override({'database': {'dsn': ':memory:'},
+        container = IocContainer(
-                              'aws': {'access_key_id': 'KEY',
+            config={
-                                      'secret_access_key': 'SECRET'},
+                'database': {
-                              'auth': {'token_ttl': 3600}})
+                    'dsn': ':memory:'
-        Core.logger().addHandler(logging.StreamHandler(sys.stdout))
+                },
+                'aws': {
+                    'access_key_id': 'KEY',
+                    'secret_access_key': 'SECRET'
+                },
+                'auth': {
+                    'token_ttl': 3600
+                }
+            }
+        )
+        container.logger().addHandler(logging.StreamHandler(sys.stdout))
 
         # Run application:
-        Application.main(uid=sys.argv[1],
+        container.main(*sys.argv[1:])
-                         password=sys.argv[2],
-                         photo=sys.argv[3])
 
 You can get more *Dependency Injector* examples in ``/examples`` directory on
 GitHub:

docs/examples/index.rst

@@ -16,6 +16,8 @@ and powered by *Dependency Injector* framework.
     :maxdepth: 2
 
     movie_lister
-    services_miniapp
+    services_miniapp_v1
+    services_miniapp_v2
     bundles_miniapp
     use_cases_miniapp
+    password_hashing_miniapp

docs/examples/password_hashing_miniapp.rst

@@ -0,0 +1,19 @@
+Dependency injection and password hashing in Python
+===================================================
+
+Small example that demonstrates using of dependency injection for user
+password hashing.
+
+Instructions for running:
+
+.. code-block:: bash
+
+    python example.py
+
+Listing of ``example.py``:
+
+.. literalinclude:: ../../examples/miniapps/password_hashing/example.py
+   :language: python
+   :linenos:
+
+.. disqus::

docs/examples/services_miniapp_v1.rst

@@ -1,5 +1,5 @@
-Services mini application example
+Services mini application example (v1 - multiple containers)
----------------------------------
+------------------------------------------------------------
 
 .. meta::
    :description: "Services miniapp" is an example mini application that 
@@ -7,7 +7,8 @@ Services mini application example
                  some standard and 3rd-party libraries for logging, 
                  interaction with database and remote service via API. 
                  "Services miniapp" example demonstrates usage of 
-                 Dependency Injector for creating several IoC containers.
+                 Dependency Injector for creating several inversion of control /
+                 dependency injection containers.
 
 "Services miniapp" is an example mini application that consists from several 
 services that have dependencies on some standard and 3rd-party libraries for 
@@ -44,13 +45,13 @@ Example application structure:
 
 Listing of ``example/services.py``:
 
-.. literalinclude:: ../../examples/miniapps/services/example/services.py
+.. literalinclude:: ../../examples/miniapps/services_v1/example/services.py
    :language: python
    :linenos:
 
 Listing of ``example/main.py``:
 
-.. literalinclude:: ../../examples/miniapps/services/example/main.py
+.. literalinclude:: ../../examples/miniapps/services_v1/example/main.py
    :language: python
    :linenos:
 
@@ -59,7 +60,7 @@ IoC containers
 
 Listing of ``containers.py``:
 
-.. literalinclude:: ../../examples/miniapps/services/containers.py
+.. literalinclude:: ../../examples/miniapps/services_v1/containers.py
    :language: python
    :linenos:
 
@@ -68,7 +69,7 @@ Run application
 
 Listing of ``run.py``:
 
-.. literalinclude:: ../../examples/miniapps/services/run.py
+.. literalinclude:: ../../examples/miniapps/services_v1/run.py
    :language: python
    :linenos:
 

docs/examples/services_miniapp_v2.rst

@@ -0,0 +1,77 @@
+Services mini application example (v2 - single container)
+---------------------------------------------------------
+
+.. meta::
+   :description: "Services miniapp" is an example mini application that 
+                 consists from several services that have dependencies on 
+                 some standard and 3rd-party libraries for logging, 
+                 interaction with database and remote service via API. 
+                 "Services miniapp" example demonstrates usage of 
+                 Dependency Injector for creating inversion of control /
+                 dependency injection container.
+
+"Services miniapp" is an example mini application that consists from several 
+services that have dependencies on some standard and 3rd-party libraries for 
+logging, interaction with database and remote service calls via API.
+
+"Services miniapp" example demonstrates usage of 
+:doc:`Dependency Injector <../index>` for creating IoC container.
+
+Instructions for running:
+
+.. code-block:: bash
+
+    python run.py 1 secret photo.jpg
+
+Example application
+~~~~~~~~~~~~~~~~~~~
+
+Classes diagram:
+
+.. image:: /images/miniapps/services/classes.png
+    :width: 100%
+    :align: center
+
+
+Example application structure:
+
+.. code-block:: bash
+
+    /example
+        /__init__.py
+        /main.py
+        /services.py
+
+
+Listing of ``example/services.py``:
+
+.. literalinclude:: ../../examples/miniapps/services_v2/example/services.py
+   :language: python
+   :linenos:
+
+Listing of ``example/main.py``:
+
+.. literalinclude:: ../../examples/miniapps/services_v2/example/main.py
+   :language: python
+   :linenos:
+
+IoC container
+~~~~~~~~~~~~~
+
+Listing of ``container.py``:
+
+.. literalinclude:: ../../examples/miniapps/services_v2/container.py
+   :language: python
+   :linenos:
+
+Run application
+~~~~~~~~~~~~~~~
+
+Listing of ``run.py``:
+
+.. literalinclude:: ../../examples/miniapps/services_v2/run.py
+   :language: python
+   :linenos:
+
+
+.. disqus::

docs/main/changelog.rst

@@ -7,6 +7,18 @@ that were made in every particular version.
 From version 0.7.6 *Dependency Injector* framework strictly 
 follows `Semantic versioning`_
 
+3.12.1
+------
+- Update main page example from "services_v1" to "services_v2".
+- Fix few typos on main page.
+- Add new example miniapp "password_hashing".
+- Add new example miniapp "services_v2".
+- Rename example miniapp "services" to "services_v1".
+- Fix incompatibility issue between Python 3.3, pip 10.0.0 and virtualenv
+  16.0.0 (`details <https://github.com/awslabs/base64io-python/issues/4>`_)
+  that caused failures of Python 3.3 tests on Travis.
+- Regenerate C sources using Cython 0.28.3.
+
 3.12.0
 ------
 - Regenerate C sources using Cython 0.28.2.

examples/miniapps/password_hashing/README.rst

@@ -0,0 +1,12 @@
+Dependency injection and password hashing in Python
+===================================================
+
+Small example that demonstrates using of dependency injection for user
+password hashing.
+
+
+instructions for running:
+
+.. code-block:: bash
+
+    python example.py

examples/miniapps/password_hashing/example.py

@@ -0,0 +1,42 @@
+"""Example of dependency injection and password hashing in Python."""
+
+import passlib.hash
+
+import dependency_injector.containers as containers
+import dependency_injector.providers as providers
+
+
+class UsersService(object):
+    """Users service."""
+
+    def __init__(self, password_hasher):
+        """Initializer."""
+        self._password_hasher = password_hasher
+
+    def create_user(self, name, password):
+        """Create user with hashed password."""
+        hashed_password = self._password_hasher(password)
+        return dict(name=name, password=hashed_password)
+
+
+class Container(containers.DeclarativeContainer):
+    """Inversion of control container."""
+
+    password_hasher = providers.Callable(
+        passlib.hash.sha256_crypt.encrypt,
+        salt_size=16,
+        rounds=10000)
+
+    users_service = providers.Factory(
+        UsersService,
+        password_hasher=password_hasher.provider)
+
+
+if __name__ == '__main__':
+    container = Container()
+    users_service = container.users_service()
+
+    user1 = users_service.create_user(name='Roman', password='secret1')
+    user2 = users_service.create_user(name='Vitaly', password='secret2')
+
+    print(user1, user2)

examples/miniapps/services/example/main.py

@@ -1,27 +0,0 @@
-"""Example main module."""
-
-
-def main(uid, password, photo, users_service, auth_service, photos_service):
-    """Authenticate user and upload photo.
-
-    :param uid: User identifier.
-    :type uid: int
-
-    :param password: User's password for verification.
-    :type password: str
-
-    :param photo_path: Path to photo for uploading.
-    :type photo_path: str
-
-    :param users_service: Users service.
-    :type users_service: example.services.UsersService
-
-    :param auth_service: Authentication service.
-    :type auth_service: example.services.AuthService
-
-    :param photo_service: Photo service.
-    :type photo_service: example.services.PhotoService
-    """
-    user = users_service.get_user_by_id(uid)
-    auth_service.authenticate(user, password)
-    photos_service.upload_photo(user['uid'], photo)

examples/miniapps/services/example/services.py

@@ -1,103 +0,0 @@
-"""Example business services module."""
-
-
-class BaseService(object):
-    """Service base class."""
-
-
-class UsersService(BaseService):
-    """Users service."""
-
-    def __init__(self, logger, db):
-        """Initializer.
-
-        :param logger: Logger instance.
-        :type logger: logging.Logger
-
-        :param db: Database connection.
-        :type db: sqlite3.Connection
-        """
-        self.logger = logger
-        self.db = db
-
-    def get_user_by_id(self, uid):
-        """Return user's data by identifier.
-
-        :param uid: User identifier.
-        :type uid: int
-
-        :rtype: dict
-        """
-        self.logger.debug('User %s has been found in database', uid)
-        return dict(uid=uid, password_hash='secret_hash')
-
-
-class AuthService(BaseService):
-    """Authentication service."""
-
-    def __init__(self, logger, db, token_ttl):
-        """Initializer.
-
-        :param logger: Logger instance.
-        :type logger: logging.Logger
-
-        :param db: Database connection.
-        :type db: sqlite3.Connection
-
-        :param token_ttl: Token lifetime in seconds.
-        :type token_ttl: int
-        """
-        self.logger = logger
-        self.db = db
-        self.token_ttl = token_ttl
-
-    def authenticate(self, user, password):
-        """Authenticate user.
-
-        :param user: User's data.
-        :type user: dict
-
-        :param password: User's password for verification.
-        :type password: str
-
-        :raises: AssertionError when password is wrong
-
-        :rtype: None
-        """
-        assert user['password_hash'] == '_'.join((password, 'hash'))
-        self.logger.debug('User %s has been successfully authenticated',
-                          user['uid'])
-
-
-class PhotosService(BaseService):
-    """Photos service."""
-
-    def __init__(self, logger, db, s3):
-        """Initializer.
-
-        :param logger: Logger instance.
-        :type logger: logging.Logger
-
-        :param db: Database connection.
-        :type db: sqlite3.Connection
-
-        :param s3: AWS S3 client.
-        :type s3: botocore.client.S3
-        """
-        self.logger = logger
-        self.db = db
-        self.s3 = s3
-
-    def upload_photo(self, uid, photo_path):
-        """Upload user photo.
-
-        :param uid: User identifier.
-        :type uid: int
-
-        :param photo_path: Path to photo for uploading.
-        :type photo_path: str
-
-        :rtpe: None
-        """
-        self.logger.debug('Photo %s has been successfully uploaded by user %s',
-                          photo_path, uid)

examples/miniapps/services_v1/example/main.py

@@ -0,0 +1,8 @@
+"""Example main module."""
+
+
+def main(uid, password, photo, users_service, auth_service, photos_service):
+    """Authenticate user and upload photo."""
+    user = users_service.get_user_by_id(uid)
+    auth_service.authenticate(user, password)
+    photos_service.upload_photo(user['uid'], photo)

examples/miniapps/services_v1/example/services.py

@@ -0,0 +1,50 @@
+"""Example business services module."""
+
+
+class BaseService(object):
+    """Service base class."""
+
+
+class UsersService(BaseService):
+    """Users service."""
+
+    def __init__(self, logger, db):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+
+    def get_user_by_id(self, uid):
+        """Return user's data by identifier."""
+        self.logger.debug('User %s has been found in database', uid)
+        return dict(uid=uid, password_hash='secret_hash')
+
+
+class AuthService(BaseService):
+    """Authentication service."""
+
+    def __init__(self, logger, db, token_ttl):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+        self.token_ttl = token_ttl
+
+    def authenticate(self, user, password):
+        """Authenticate user."""
+        assert user['password_hash'] == '_'.join((password, 'hash'))
+        self.logger.debug('User %s has been successfully authenticated',
+                          user['uid'])
+
+
+class PhotosService(BaseService):
+    """Photos service."""
+
+    def __init__(self, logger, db, s3):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+        self.s3 = s3
+
+    def upload_photo(self, uid, photo_path):
+        """Upload user photo."""
+        self.logger.debug('Photo %s has been successfully uploaded by user %s',
+                          photo_path, uid)

examples/miniapps/services_v2/README.rst

@@ -0,0 +1,8 @@
+Dependency Injector IoC containers example
+==========================================
+
+Instructions for running
+
+.. code-block:: bash
+
+    python run.py 1 secret photo.jpg

examples/miniapps/services_v2/container.py

@@ -0,0 +1,57 @@
+"""Example of dependency injection in Python."""
+
+import logging
+import sqlite3
+
+import boto3
+
+from dependency_injector import containers, providers
+from example import services, main
+
+
+class IocContainer(containers.DeclarativeContainer):
+    """Application IoC container."""
+
+    config = providers.Configuration('config')
+    logger = providers.Singleton(logging.Logger, name='example')
+
+    # Gateways
+
+    database_client = providers.Singleton(sqlite3.connect, config.database.dsn)
+
+    s3_client = providers.Singleton(
+        boto3.client, 's3',
+        aws_access_key_id=config.aws.access_key_id,
+        aws_secret_access_key=config.aws.secret_access_key
+    )
+
+    # Services
+
+    users_service = providers.Factory(
+        services.UsersService,
+        db=database_client,
+        logger=logger
+    )
+
+    auth_service = providers.Factory(
+        services.AuthService,
+        token_ttl=config.auth.token_ttl,
+        db=database_client,
+        logger=logger
+    )
+
+    photos_service = providers.Factory(
+        services.PhotosService,
+        db=database_client,
+        s3=s3_client,
+        logger=logger
+    )
+
+    # Misc
+
+    main = providers.Callable(
+        main.main,
+        users_service=users_service,
+        auth_service=auth_service,
+        photos_service=photos_service
+    )

examples/miniapps/services_v2/example/__init__.py

@@ -0,0 +1 @@
+"""Example top-level package."""

examples/miniapps/services_v2/example/main.py

@@ -0,0 +1,8 @@
+"""Example main module."""
+
+
+def main(uid, password, photo, users_service, auth_service, photos_service):
+    """Authenticate user and upload photo."""
+    user = users_service.get_user_by_id(uid)
+    auth_service.authenticate(user, password)
+    photos_service.upload_photo(user['uid'], photo)

examples/miniapps/services_v2/example/services.py

@@ -0,0 +1,50 @@
+"""Example business services module."""
+
+
+class BaseService(object):
+    """Service base class."""
+
+
+class UsersService(BaseService):
+    """Users service."""
+
+    def __init__(self, logger, db):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+
+    def get_user_by_id(self, uid):
+        """Return user's data by identifier."""
+        self.logger.debug('User %s has been found in database', uid)
+        return dict(uid=uid, password_hash='secret_hash')
+
+
+class AuthService(BaseService):
+    """Authentication service."""
+
+    def __init__(self, logger, db, token_ttl):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+        self.token_ttl = token_ttl
+
+    def authenticate(self, user, password):
+        """Authenticate user."""
+        assert user['password_hash'] == '_'.join((password, 'hash'))
+        self.logger.debug('User %s has been successfully authenticated',
+                          user['uid'])
+
+
+class PhotosService(BaseService):
+    """Photos service."""
+
+    def __init__(self, logger, db, s3):
+        """Initializer."""
+        self.logger = logger
+        self.db = db
+        self.s3 = s3
+
+    def upload_photo(self, uid, photo_path):
+        """Upload user photo."""
+        self.logger.debug('Photo %s has been successfully uploaded by user %s',
+                          photo_path, uid)

examples/miniapps/services_v2/run.py

@@ -0,0 +1,28 @@
+"""Run example of dependency injection in Python."""
+
+import sys
+import logging
+
+from container import IocContainer
+
+
+if __name__ == '__main__':
+    # Configure container:
+    container = IocContainer(
+        config={
+            'database': {
+                'dsn': ':memory:'
+            },
+            'aws': {
+                'access_key_id': 'KEY',
+                'secret_access_key': 'SECRET'
+            },
+            'auth': {
+                'token_ttl': 3600
+            }
+        }
+    )
+    container.logger().addHandler(logging.StreamHandler(sys.stdout))
+
+    # Run application:
+    container.main(*sys.argv[1:])

requirements-dev.txt

@@ -1,4 +1,4 @@
-cython==0.27.3
+cython==0.28.3
 tox
 unittest2
 coverage

src/dependency_injector/__init__.py

@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.12.0'
+__version__ = '3.12.1'
 """Version number that follows semantic versioning.
 
 :type: str

src/dependency_injector/containers.c

@@ -1,4 +1,4 @@
-/* Generated by Cython 0.28.2 */
+/* Generated by Cython 0.28.3 */
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
@@ -7,7 +7,7 @@
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_28_2"
+#define CYTHON_ABI "0_28_3"
 #define CYTHON_FUTURE_DIVISION 0
 #include <stddef.h>
 #ifndef offsetof
@@ -453,6 +453,7 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define PyString_Type                PyUnicode_Type
   #define PyString_Check               PyUnicode_Check
   #define PyString_CheckExact          PyUnicode_CheckExact
+  #define PyObject_Unicode             PyObject_Str
 #endif
 #if PY_MAJOR_VERSION >= 3
   #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
@@ -645,7 +646,7 @@ static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u) {
 #define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
 #define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
 #define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
-#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b);
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
 static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
 #define __Pyx_PySequence_Tuple(obj)\
@@ -753,7 +754,7 @@ static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }
 static PyObject *__pyx_m = NULL;
 static PyObject *__pyx_d;
 static PyObject *__pyx_b;
-static PyObject *__pyx_cython_runtime;
+static PyObject *__pyx_cython_runtime = NULL;
 static PyObject *__pyx_empty_tuple;
 static PyObject *__pyx_empty_bytes;
 static PyObject *__pyx_empty_unicode;
@@ -11455,7 +11456,7 @@ static int __Pyx_modinit_function_import_code(void) {
 #ifndef CYTHON_SMALL_CODE
 #if defined(__clang__)
     #define CYTHON_SMALL_CODE
-#elif defined(__GNUC__)
+#elif defined(__GNUC__) && (!(defined(__cplusplus)) || (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 4)))
     #define CYTHON_SMALL_CODE __attribute__((optimize("Os")))
 #else
     #define CYTHON_SMALL_CODE
@@ -14131,6 +14132,9 @@ static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_li
 #if CYTHON_COMPILING_IN_CPYTHON
     PyObject **cython_runtime_dict;
 #endif
+    if (unlikely(!__pyx_cython_runtime)) {
+        return c_line;
+    }
     __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
 #if CYTHON_COMPILING_IN_CPYTHON
     cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
@@ -16325,6 +16329,9 @@ static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   Py_DECREF(x);
   return ival;
 }
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b) {
+  return b ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False);
+}
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
     return PyInt_FromSize_t(ival);
 }

src/dependency_injector/providers.c

@@ -1,4 +1,4 @@
-/* Generated by Cython 0.28.2 */
+/* Generated by Cython 0.28.3 */
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
@@ -7,7 +7,7 @@
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_28_2"
+#define CYTHON_ABI "0_28_3"
 #define CYTHON_FUTURE_DIVISION 0
 #include <stddef.h>
 #ifndef offsetof
@@ -453,6 +453,7 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define PyString_Type                PyUnicode_Type
   #define PyString_Check               PyUnicode_Check
   #define PyString_CheckExact          PyUnicode_CheckExact
+  #define PyObject_Unicode             PyObject_Str
 #endif
 #if PY_MAJOR_VERSION >= 3
   #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
@@ -645,7 +646,7 @@ static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u) {
 #define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
 #define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
 #define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
-#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b);
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
 static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
 #define __Pyx_PySequence_Tuple(obj)\
@@ -753,7 +754,7 @@ static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }
 static PyObject *__pyx_m = NULL;
 static PyObject *__pyx_d;
 static PyObject *__pyx_b;
-static PyObject *__pyx_cython_runtime;
+static PyObject *__pyx_cython_runtime = NULL;
 static PyObject *__pyx_empty_tuple;
 static PyObject *__pyx_empty_bytes;
 static PyObject *__pyx_empty_unicode;
@@ -56515,7 +56516,7 @@ static int __Pyx_modinit_function_import_code(void) {
 #ifndef CYTHON_SMALL_CODE
 #if defined(__clang__)
     #define CYTHON_SMALL_CODE
-#elif defined(__GNUC__)
+#elif defined(__GNUC__) && (!(defined(__cplusplus)) || (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 4)))
     #define CYTHON_SMALL_CODE __attribute__((optimize("Os")))
 #else
     #define CYTHON_SMALL_CODE
@@ -59958,6 +59959,9 @@ static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_li
 #if CYTHON_COMPILING_IN_CPYTHON
     PyObject **cython_runtime_dict;
 #endif
+    if (unlikely(!__pyx_cython_runtime)) {
+        return c_line;
+    }
     __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
 #if CYTHON_COMPILING_IN_CPYTHON
     cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
@@ -60939,6 +60943,9 @@ static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   Py_DECREF(x);
   return ival;
 }
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b) {
+  return b ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False);
+}
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
     return PyInt_FromSize_t(ival);
 }