make extensions work again

base/__init__.py

+from blackfennec.extension.extension_api import ExtensionApi
+from base.date_time.date_time import DateTime
+from base.date_time.date_time_view_factory import DateTimeViewFactory
+from base.file.file_view_factory import FileViewFactory
+from base.image.image_view_factory import ImageViewFactory
+from blackfennec.interpretation.specification import Specification
+
+__types = []
+
+
+def _types(api: ExtensionApi):
+    global __types
+    if not __types:
+        __types = [
+            DateTime.TYPE,
+            api.type_loader.load('extensions/base/base/file/file.json'),
+            api.type_loader.load('extensions/base/base/image/image.json'),
+        ]
+    return __types
+
+
+factories = [
+    DateTimeViewFactory(),
+    FileViewFactory(),
+    ImageViewFactory(),
+]
+
+
+def create_extension(extension_api: ExtensionApi):
+    """Registers all base types
+
+    Args:
+        extension_api (ExtensionApi): contains constructor injection
+            parameters.
+    """
+
+    for type in [DateTime.TYPE]:
+        extension_api.type_registry.register_type(type)
+
+    for type, factory in zip(_types(extension_api), factories):
+        extension_api.view_factory_registry.register_view_factory(
+            type, Specification(), factory)
+        extension_api.view_factory_registry.register_view_factory(
+            type, Specification(True), factory)
+
+
+def destroy_extension(extension_api: ExtensionApi):
+    """Deregisters all base types
+
+    Args:
+        extension_api (ExtensionApi): contains constructor injection
+            parameters
+    """
+
+    for type, factory in zip(_types(extension_api), factories):
+        extension_api.type_registry.deregister_type(type)
+        extension_api.view_factory_registry.deregister_view_factory(
+            type, Specification())
+        extension_api.view_factory_registry.deregister_view_factory(
+            type, Specification(True))
+
+    global __types
+    __types = []

extension.py

-from blackfennec.extension.extension_api import ExtensionApi
-from base.date_time.date_time import DateTime
-from base.date_time.date_time_view_factory import DateTimeViewFactory
-from base.file.file_view_factory import FileViewFactory
-from base.image.image_view_factory import ImageViewFactory
-from blackfennec.interpretation.specification import Specification
-
-__types = []
-
-
-def _types(api: ExtensionApi):
-    global __types
-    if not __types:
-        __types = [
-            DateTime.TYPE,
-            api.type_loader.load('base/file/file.json'),
-            api.type_loader.load('base/image/image.json'),
-        ]
-    return __types
-
-
-factories = [
-    DateTimeViewFactory(),
-    FileViewFactory(),
-    ImageViewFactory(),
-]
-
-
-def create_extension(extension_api: ExtensionApi):
-    """Registers all base types
-
-    Args:
-        extension_api (ExtensionApi): contains constructor injection
-            parameters.
-    """
-
-    for type in [DateTime.TYPE]:
-        extension_api.type_registry.register_type(type)
-
-    for type, factory in zip(_types(extension_api), factories):
-        extension_api.view_factory_registry.register_view_factory(
-            type, Specification(), factory)
-        extension_api.view_factory_registry.register_view_factory(
-            type, Specification(True), factory)
-
-
-def destroy_extension(extension_api: ExtensionApi):
-    """Deregisters all base types
-
-    Args:
-        extension_api (ExtensionApi): contains constructor injection
-            parameters
-    """
-
-    for type, factory in zip(_types(extension_api), factories):
-        extension_api.type_registry.deregister_type(type)
-        extension_api.view_factory_registry.deregister_view_factory(
-            type, Specification())
-        extension_api.view_factory_registry.deregister_view_factory(
-            type, Specification(True))
-
-    global __types
-    __types = []

setup.py

+# -*- coding: utf-8 -*-
+
+from importlib.metadata import entry_points
+from setuptools import setup, find_packages
+
+setup(
+    name="BlackFennec Base Extension",
+    version="0.0.1",
+    description="Base extension for BlackFennec",
+    long_description="Base extension for BlackFennec",
+    long_description_content_type='text/markdown',
+    license="GPL-3.0",
+    packages=find_packages(exclude=('tests', 'doubles', 'docs')),
+    entry_points={
+        "blackfennec.extension": [
+            "base = base"
+        ]
+    }
+)

tests/test_base_extension.py

@@ -5,7 +5,7 @@ from blackfennec_doubles.type_system.double_type_registry import TypeRegistryMoc
 from blackfennec_doubles.extension.double_view_factory_registry import ViewFactoryRegistryMock
 from blackfennec_doubles.structure.type.double_type_loader import TypeLoaderMock
 from blackfennec.extension.extension_api import ExtensionApi
-from extension import create_extension, destroy_extension
+from extensions.base.base import create_extension, destroy_extension
 
 
 class BaseExtensionTestSuite(unittest.TestCase):