bootstrap-flask

main.py

from loguru import logger

from src.server import app, app_config

if __name__ == '__main__':
    port = app_config['port']
    host = app_config['host']
    logger.info(f'Running on {host}:{port}')
    app.run(**app_config)

server.py

import os

from flask import Flask
from dotenv import load_dotenv
from loguru import logger

from .setup import set_logger_path

# logger
logger_path = set_logger_path()
logger.add(os.path.join(logger_path, 'server.log'), format="{time:YYYY-MM-DD at HH:mm:ss} {level} - {message}", level='INFO', retention='1 day')
logger.add(os.path.join(logger_path, 'error.log'), format='{time:YYYY-MM-DD at HH:mm:ss} {level} - {message}', level='ERROR', retention='10 days')

# .env variables
load_dotenv()
PORT = os.getenv('PORT', 5000)
DEBUG = os.getenv('DEBUG', False)
HOST = os.getenv('HOST', '0.0.0.0')
THREADED = os.getenv('THREADED', False)

app_config = {
    'port': PORT,
    'debug': DEBUG,
    'host': HOST,
    'threaded': THREADED
}
# app
app = Flask(__name__)

setup.py

import os


def set_logger_path():
    log_path = os.getenv('LOG_PATH')

    if log_path is None:
        if not os.path.isdir('logs/'):
            os.makedirs('logs/')
        log_path = 'logs/'
    return log_path