Add setup.py for neural_clustering OSS.

PiperOrigin-RevId: 353686607

Author: yueqiw

research/neural_clustering/BUILD

@@ -32,3 +32,9 @@ py_library(
         "//neural_structured_learning/research/neural_clustering/utils",
     ],
 )
+
+py_library(
+    name = "setup",
+    srcs = ["setup.py"],
+    srcs_version = "PY3",
+)

research/neural_clustering/setup.py

@@ -0,0 +1,28 @@
+# Copyright 2021 Google LLC
+#
+# 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
+#
+#     https://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.
+"""Setup file for Neural Clustering."""
+
+import setuptools
+
+package_name = "neural_clustering"
+packages = [package_name]
+packages += [package_name + "." + x for x in setuptools.find_packages()]
+
+setuptools.setup(
+    name=package_name,
+    version="0.1",
+    description="A Tensorflow package of supervised amortized clustering using neural networks",
+    packages=packages,
+    package_dir={package_name: ""},
+)