Cleanup deprecated utils.

keras_applications/__init__.py

@@ -10,51 +10,6 @@
 _KERAS_UTILS = None
 
 
-def set_keras_submodules(backend=None,
-                         layers=None,
-                         models=None,
-                         utils=None,
-                         engine=None):
-    # Deprecated, will be removed in the future.
-    global _KERAS_BACKEND
-    global _KERAS_LAYERS
-    global _KERAS_MODELS
-    global _KERAS_UTILS
-    _KERAS_BACKEND = backend
-    _KERAS_LAYERS = layers
-    _KERAS_MODELS = models
-    _KERAS_UTILS = utils
-
-
-def get_keras_submodule(name):
-    # Deprecated, will be removed in the future.
-    if name not in {'backend', 'layers', 'models', 'utils'}:
-        raise ImportError(
-            'Can only retrieve one of "backend", '
-            '"layers", "models", or "utils". '
-            'Requested: %s' % name)
-    if _KERAS_BACKEND is None:
-        raise ImportError('You need to first `import keras` '
-                          'in order to use `keras_applications`. '
-                          'For instance, you can do:\n\n'
-                          '```\n'
-                          'import keras\n'
-                          'from keras_applications import vgg16\n'
-                          '```\n\n'
-                          'Or, preferably, this equivalent formulation:\n\n'
-                          '```\n'
-                          'from keras import applications\n'
-                          '```\n')
-    if name == 'backend':
-        return _KERAS_BACKEND
-    elif name == 'layers':
-        return _KERAS_LAYERS
-    elif name == 'models':
-        return _KERAS_MODELS
-    elif name == 'utils':
-        return _KERAS_UTILS
-
-
 def get_submodules_from_kwargs(kwargs):
     backend = kwargs.get('backend', _KERAS_BACKEND)
     layers = kwargs.get('layers', _KERAS_LAYERS)

tests/applications_test.py

@@ -29,11 +29,10 @@
 def keras_modules_injection(base_fun):
 
     def wrapper(*args, **kwargs):
-        if hasattr(keras_applications, 'get_submodules_from_kwargs'):
-            kwargs['backend'] = backend
-            kwargs['layers'] = layers
-            kwargs['models'] = models
-            kwargs['utils'] = utils
+        kwargs['backend'] = backend
+        kwargs['layers'] = layers
+        kwargs['models'] = models
+        kwargs['utils'] = utils
         return base_fun(*args, **kwargs)
     return wrapper