Add logistic regression functions to API.

PiperOrigin-RevId: 463645193

tensorflow_privacy/BUILD

@@ -33,6 +33,9 @@ py_library(
         "//tensorflow_privacy/privacy/dp_query:tree_range_query",
         "//tensorflow_privacy/privacy/estimators:dnn",
         "//tensorflow_privacy/privacy/keras_models:dp_keras_model",
+        "//tensorflow_privacy/privacy/logistic_regression:datasets",
+        "//tensorflow_privacy/privacy/logistic_regression:multinomial_logistic",
+        "//tensorflow_privacy/privacy/logistic_regression:single_layer_softmax",
         "//tensorflow_privacy/privacy/optimizers:dp_optimizer_keras",
         "//tensorflow_privacy/privacy/optimizers:dp_optimizer_keras_vectorized",
         "//tensorflow_privacy/v1:tensorflow_privacy_v1",

tensorflow_privacy/__init__.py

@@ -71,4 +71,13 @@
   from tensorflow_privacy.privacy.optimizers.dp_optimizer_keras_vectorized import VectorizedDPKerasSGDOptimizer
   from tensorflow_privacy.privacy.optimizers.dp_optimizer_keras_vectorized import make_vectorized_keras_optimizer_class
 
+  # Logistic regression
+  from tensorflow_privacy.privacy.logistic_regression.datasets import linearly_separable_labeled_examples
+  from tensorflow_privacy.privacy.logistic_regression.datasets import synthetic_linearly_separable_data
+
+  from tensorflow_privacy.privacy.logistic_regression.multinomial_logistic import logistic_objective_perturbation
+  from tensorflow_privacy.privacy.logistic_regression.multinomial_logistic import logistic_dpsgd
+
+  from tensorflow_privacy.privacy.logistic_regression.single_layer_softmax import single_layer_softmax_classifier
+
   # module `bolt_on` not yet available in this version of TF Privacy

tensorflow_privacy/privacy/logistic_regression/BUILD

@@ -4,6 +4,11 @@ package(default_visibility = ["//visibility:public"])
 
 licenses(["notice"])
 
+py_library(
+    name = "logistic_regression",
+    srcs = ["__init__.py"],
+)
+
 py_library(
     name = "multinomial_logistic",
     srcs = ["multinomial_logistic.py"],

tensorflow_privacy/privacy/logistic_regression/__init__.py

@@ -0,0 +1,13 @@
+# Copyright 2022, The TensorFlow Authors.
+#
+# 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.