Add setup script for NeMo-Export package (submodule)

requirements/requirements_infer_nim.txt

@@ -0,0 +1,2 @@
+tensorstore==0.1.45
+zarr==2.18.2

setup_export.py

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+# Copyright (c) 2025, NVIDIA CORPORATION.  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.
+
+import importlib.util
+import os
+import setuptools
+
+spec = importlib.util.spec_from_file_location('package_info', 'nemo/package_info.py')
+package_info = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(package_info)
+
+
+__contact_emails__ = package_info.__contact_emails__
+__contact_names__ = package_info.__contact_names__
+__download_url__ = package_info.__download_url__
+__license__ = package_info.__license__
+__repository_url__ = package_info.__repository_url__
+__version__ = package_info.__version__
+
+
+def req_file(filename, folder="requirements"):
+    with open(os.path.join(folder, filename), encoding='utf-8') as f:
+        content = f.readlines()
+    return [x.strip() for x in content]
+
+
+setuptools.setup(
+    name="nemo_export",
+    version=__version__,
+    description="NeMo Export - a package to export NeMo checkpoints to TensorRT-LLM",
+    long_description="NeMo Export - a package to export NeMo checkpoints to TensorRT-LLM",
+    url=__repository_url__,
+    download_url=__download_url__,
+    author=__contact_names__,
+    maintainer=__contact_names__,
+    maintainer_email=__contact_emails__,
+    license=__license__,
+    packages=setuptools.find_packages(include=["nemo", "nemo.export*", "nemo.deploy"]),
+    install_requires=req_file("requirements_infer_nim.txt"),
+    zip_safe=False,
+)