Remove @inject decorator

dependency_injector/utils.py

@@ -1,6 +1,5 @@
 """Dependency injector utils module."""
 
-import sys
 import copy as _copy
 import types
 import threading
@@ -16,12 +15,6 @@
 :type: :py:class:`threading.RLock`
 """
 
-_IS_PYPY = '__pypy__' in sys.builtin_module_names
-if _IS_PYPY or six.PY3:  # pragma: no cover
-    _OBJECT_INIT = six.get_unbound_function(object.__init__)
-else:  # pragma: no cover
-    _OBJECT_INIT = None
-
 if six.PY2:  # pragma: no cover
     _copy._deepcopy_dispatch[types.MethodType] = \
         lambda obj, memo: type(obj)(obj.im_func,
@@ -90,24 +83,6 @@ def represent_provider(provider, provides):
         address=hex(id(provider)))
 
 
-def fetch_cls_init(cls):
-    """Return reference to the class.__init__() method if it is defined.
-
-    :param cls: Class instance
-    :type cls: type
-
-    :return: Reference to the class.__init__() if any, or None otherwise.
-    :rtype: unbound method | None
-    """
-    try:
-        cls_init = six.get_unbound_function(cls.__init__)
-        assert cls_init is not _OBJECT_INIT
-    except (AttributeError, AssertionError):
-        return None
-    else:
-        return cls_init
-
-
 def deepcopy(instance, memo=None):
     """Make full copy of instance."""
     return _copy.deepcopy(instance, memo)

docs/main/changelog.rst

@@ -9,7 +9,10 @@ follows `Semantic versioning`_
 
 Development version
 -------------------
-- No features.
+- Remove ``@inject`` decorator.
+
+.. - No features.
+
 
 2.2.10
 ------

tests/providers/test_creational.py

@@ -2,7 +2,7 @@
 
 import unittest2 as unittest
 
-from dependency_injector import providers, injections, utils, errors
+from dependency_injector import providers, utils, errors
 
 
 class Example(object):
@@ -731,26 +731,6 @@ def test_is_delegated_provider(self):
 class FactoryAsDecoratorTests(unittest.TestCase):
     """Factory as decorator tests."""
 
-    def test_decoration(self):
-        """Test decoration of some class with Factory provider."""
-        @providers.Factory
-        class AuthService(object):
-            """Auth service."""
-
-        @providers.Factory
-        @injections.inject(auth_service=AuthService)
-        class UsersService(object):
-            """Users service."""
-
-            def __init__(self, auth_service):
-                """Initializer."""
-                self.auth_service = auth_service
-
-        users_service = UsersService()
-
-        self.assertIsInstance(users_service, UsersService.cls)
-        self.assertIsInstance(users_service.auth_service, AuthService.cls)
-
     def test_decoration_and_overriding(self):
         """Test decoration of some class with Factory provider."""
         @providers.Factory