Helper function to improve code

tests/videodinges/factories.py

@@ -11,7 +11,7 @@ T = TypeVar('T', bound=django.db.models.Model)
 
 def create(model: Type[T], **kwargs) -> T:
 	if model is models.Video:
-		return models.Video.objects.create(**{**dict(title='Title', slug='slug', description='Description'), **kwargs})
+		return _create_with_defaults(models.Video, kwargs, title='Title', slug='slug', description='Description')
 
 	if model is models.Transcoding:
 		video = create(models.Video, title='Title', slug='slug', description='Description') \
@@ -25,12 +25,19 @@ def create(model: Type[T], **kwargs) -> T:
 			# only URL if no upload for they are multually exclusive
 			defaults['url'] = 'https://some_url'
 
-		return models.Transcoding.objects.create(**{**defaults, **kwargs})
+		return _create_with_defaults(models.Transcoding, kwargs, **defaults)
 
 	if model is models.Upload:
 		file = SimpleUploadedFile('some_file.txt', b'some contents') \
 			if 'file' not in kwargs else None
-		return models.Upload.objects.create(**{**dict(file=file), **kwargs})
+		return _create_with_defaults(models.Upload, kwargs, file=file)
 
 
-# TODO fix annoying dict notation to something more gentle.
+def _create_with_defaults(model: Type[T], kwargs: dict, **defaults) -> T:
+	"""
+		Return created django model instance.
+		:param model: django model to create
+		:param kwargs: keyword arguments to fill the model
+		:param defaults: default keyword arguments to use when not mentioned in kwargs
+	"""
+	return model.objects.create(**{**defaults, **kwargs})