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app.py
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app.py
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import argparse
from flask import Flask, request
from flask_cors import CORS, cross_origin
from flask_limiter import Limiter
from flask_limiter.util import get_remote_address
from utils.loader import load_chat_model
from utils.logger import info_log, clear_log
from utils.chat_processing import process_message
flags_parser = argparse.ArgumentParser(
prog = 'Celestial API',
description = 'A chat API service of Celestial project',
)
flags_parser.add_argument('-p', '--port', nargs = '?', default = 21250, type = int)
flags_parser.add_argument('-d', '--debug', action = 'store_true')
flags_parser.add_argument('-m', '--model', type=str)
args = flags_parser.parse_args()
debug = args.debug
PORT = args.port
selected_model = args.model
app = Flask(__name__)
cors = CORS(app)
limiter = Limiter(get_remote_address, app = app)
app.config['MAX_CONTENT_LENGTH'] = 1024
(model, model_name, data, label_encoder, word_encoder) = load_chat_model() if not selected_model else load_chat_model(selected_model)
def show_ready(port: int, debug: bool) -> None:
clear_log()
info_log('Chat REST API ready!')
info_log(f'Model name: {model_name}')
info_log(f'Mode: {"Debug" if debug else "Production"}')
info_log('Press ctrl+c to exit.')
info_log(f'API running on: http://localhost:{port}/chat-dl')
@cross_origin()
@limiter.limit('450/minute')
@app.route('/chat-dl', methods = ['POST'])
def send_response():
body = request.get_json()
if body is None or body['message'] == '':
return ({}, 400)
return ({'chat': process_message(body['message'], model, data, label_encoder, word_encoder, debug = debug)}, 200)
def main():
process_message('hello', model, data, label_encoder, word_encoder)
if debug:
show_ready(PORT, debug)
app.run(host = '0.0.0.0', port = PORT)
return
from waitress import serve
show_ready(PORT, debug)
serve(app, host = '0.0.0.0', port = PORT)
if __name__ == '__main__':
main()