FitTrackee/fittrackee/__main__.py

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# source for StandaloneApplication class:
# http://docs.gunicorn.org/en/stable/custom.html
import os
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from typing import Dict, Optional
import gunicorn.app.base
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from flask import Flask
from flask_migrate import upgrade
from fittrackee import create_app
HOST = os.getenv('HOST', '0.0.0.0')
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PORT = os.getenv('PORT', '5000')
WORKERS = os.getenv('APP_WORKERS', 1)
BASEDIR = os.path.abspath(os.path.dirname(__file__))
app = create_app()
class StandaloneApplication(gunicorn.app.base.BaseApplication):
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def __init__(
self, current_app: Flask, options: Optional[Dict] = None
) -> None:
self.options = options or {}
self.application = current_app
super().__init__()
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def load_config(self) -> None:
config = {
key: value
for key, value in self.options.items()
if key in self.cfg.settings and value is not None
}
for key, value in config.items():
self.cfg.set(key.lower(), value)
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def load(self) -> Flask:
return self.application
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def upgrade_db() -> None:
with app.app_context():
upgrade(directory=BASEDIR + '/migrations')
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def main() -> None:
options = {'bind': f'{HOST}:{PORT}', 'workers': WORKERS}
StandaloneApplication(app, options).run()
if __name__ == '__main__':
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app.run()