system-pri/backend/app/__init__.py

43 lines
949 B
Python

import os
from flask import Flask
from flask_migrate import Migrate
from flask_cors import CORS
from .config import config
from .dependencies import db, ma
from .commands.startapp import startapp
from .utils import import_models
from .api import api_bp
from .errors import request_entity_too_large
def create_app(config_name: str = None) -> Flask:
if config_name is None:
config_name = os.environ.get("FLASK_ENV")
app = Flask(__name__)
app.config.from_object(config.get(config_name) or config.get("development"))
if app.config['ENABLE_CORS']:
CORS(app)
db.init_app(app)
ma.init_app(app)
if config_name != "production":
with app.app_context():
import_models()
Migrate(app, db)
app.register_blueprint(api_bp)
# register commands
app.cli.add_command(startapp)
# register errors
app.register_error_handler(413, request_entity_too_large)
return app