nl_app.py

# Copyright 2024 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
#
#      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.
"""Main entry module for NL app."""

import sys

import logging

from nl_server.flask import create_app

app = create_app()

if __name__ == '__main__':
  # This is used when running locally only. When deploying to GKE,
  # a webserver process such as Gunicorn will serve the app.
  logging.info(f"Run nl server in local mode (host=localhost), port={int(sys.argv[1])}")

  if len(sys.argv) == 3 and sys.argv[2] == 'opt':
    app.run(host='0.0.0.0', port=int(sys.argv[1]))
  else:
    app.run(host='0.0.0.0', port=int(sys.argv[1]), debug=True)