Merge pull request #10338 from srihari-humbarwadi:readme

PiperOrigin-RevId: 413033276

official/vision/keras_cv/__init__.py → official/legacy/image_classification/resnet/__init__.py

@@ -12,7 +12,3 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""Keras-CV package definition."""
-# pylint: disable=wildcard-import
-from official.vision.keras_cv import losses
-from official.vision.keras_cv import ops

official/legacy/image_classification/test_utils.py

+# Copyright 2021 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Test utilities for image classification tasks."""
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import tensorflow as tf
+
+
+def trivial_model(num_classes):
+  """Trivial model for ImageNet dataset."""
+
+  input_shape = (224, 224, 3)
+  img_input = tf.keras.layers.Input(shape=input_shape)
+
+  x = tf.keras.layers.Lambda(
+      lambda x: tf.keras.backend.reshape(x, [-1, 224 * 224 * 3]),
+      name='reshape')(img_input)
+  x = tf.keras.layers.Dense(1, name='fc1')(x)
+  x = tf.keras.layers.Dense(num_classes, name='fc1000')(x)
+  x = tf.keras.layers.Activation('softmax', dtype='float32')(x)
+
+  return tf.keras.models.Model(img_input, x, name='trivial')