Python db.init_app函数代码示例

def create_app(config_file):
    from models import db
    import models
    app = Flask(__name__)
    app.config.from_object(config_file)
    app.url_map.default_subdomain = "media"
    app.register_blueprint(media)
    app.register_blueprint(api_home)
    app.register_blueprint(api_1_0)
    db.init_app(app)

    admin = Admin(app, name='TheMetaCity Media')
    admin.add_view(ModelView(models.MediaItem, db.session, 'Media Items'))
    admin.add_view(ModelView(models.VideoFile, db.session, 'Video Files'))
    admin.add_view(ModelView(models.VideoTrack, db.session, 'Video Tracks'))
    admin.add_view(ModelView(models.Video, db.session, 'Video'))
    admin.add_view(ModelView(models.AudioFile, db.session, 'Audio Files'))
    admin.add_view(ModelView(models.AudioTrack, db.session, 'Audio Tracks'))
    admin.add_view(ModelView(models.Audio, db.session, 'Audio'))
    admin.add_view(ModelView(models.Picture, db.session, 'Pictures'))
    admin.add_view(ModelView(models.Tags, db.session, 'Tags'))
    admin.add_view(ModelView(models.Code, db.session, 'Code'))
    admin.add_view(ModelView(models.Postcards, db.session, 'Postcards'))
    admin.add_view(ModelView(models.Licence, db.session, 'Licences'))

    return app

def create_app():
    app = Flask(__name__)
    app.secret_key = 'super~~~~~~~~~~~~'

    # url
    app.register_blueprint(welcome_page)
    app.register_blueprint(auth_page)

    # db
    if socket.gethostname() == 'lihaichuangdeMac-mini.local':
        print(1)
        app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://sctlee:[email protected]:3306/singledog'
    else:
        print(2)
        conn_string = 'mysql+pymysql://%s:%[email protected]%s:%s/%s' % (os.getenv('MYSQL_USERNAME'), os.getenv('MYSQL_PASSWORD'),\
                      os.getenv('MYSQL_PORT_3306_TCP_ADDR'), os.getenv('MYSQL_PORT_3306_TCP_PORT'),\
                      os.getenv('MYSQL_INSTANCE_NAME'))
        print(conn_string)
        app.config['SQLALCHEMY_DATABASE_URI'] = conn_string

    db.init_app(app)

    from models import User
    db.create_all(app=app)

    # login manager
    login_manager.init_app(app)

    @app.before_request
    def before_request():
        g.user = current_user

    return app

def create_app(config_file):

    application = Flask(__name__)
    application.config.from_pyfile(config_file)

    from models import db, Task, User
    from auth import auth_api, login_manager
    from task_api import TaskListApi, TaskApi
    from user_api import UserApi

    db.init_app(application)
    login_manager.init_app(application)

    application.register_blueprint(auth_api, url_prefix="/api/auth")

    api = Api(application, decorators=[login_required])
    api.add_resource(TaskListApi, "/api/tasks", endpoint="tasks")
    api.add_resource(TaskApi, "/api/tasks/<int:id>", endpoint="task")
    api.add_resource(UserApi, "/api/users", endpoint="user")

    # FOR DEVELOPMENT ONLY
    @application.after_request
    def after_request(response):
        response.headers.add("Access-Control-Allow-Origin", "*")
        response.headers.add("Access-Control-Allow-Headers", "Content-Type,Authorization")
        response.headers.add("Access-Control-Allow-Methods", "GET,PUT,POST,DELETE")
        return response

    return application

def create_app(config_file):

    application = Flask(__name__)
    application.config.from_pyfile(config_file)
    db.init_app(application)
    api = Api(application)

    from athlete_api import AthletesAPI, AthletesListAPI
    from athlete_stats_api import StrongestAthletesAPI

    from team_api import TeamsListAPI

    api.add_resource(AthletesListAPI, '/api/athletes', endpoint='athletes_list')
    api.add_resource(AthletesAPI, '/api/athletes/<int:id>', endpoint='athletes')

    api.add_resource(StrongestAthletesAPI, '/api/athletes/stats/strongest',
                                                endpoint='strongest_athletes')

    api.add_resource(TeamsListAPI, '/api/teams', endpoint='teams_list')

    @application.route('/')
    def welcome():
        return 'Welcome to Taurenk\'s CrossfitProject API'


    @application.after_request
    def after_request(response):
        response.headers.add('Access-Control-Allow-Origin', '*')
        response.headers.add('Access-Control-Allow-Headers', 'Content-Type')
        response.headers.add('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE')
        return response

    return application

def create_app():
    application = Flask(__name__)
    application.config['SQLALCHEMY_DATABASE_URI'] = DATABASE_URI
    # application.config['BABEL_DEFAULT_LOCALE'] = 'ru-ru'
    application.config['SECRET_KEY'] = SECRET_KEY
    application.permanent_session_lifetime = timedelta(minutes=30)

    Triangle(application)
    assets.init_app(application)
    api.init_app(application)
    api.application = application
    db.init_app(application)
    admin.init_app(application)
    login_manager.init_app(application)
    application.db = db
    application.api = api

    babel = Babel(application)
    @babel.localeselector
    def get_locale():
        return request.accept_languages.best_match(["ru"])

    init_logging(application)

    return application

def create_app(debug=False):
    app = Flask(__name__)
    app.debug = debug
    app.secret_key = 'this is a secret'
    app.json_encoder = Jsonifier

    app.file_root = os.path.abspath(os.path.dirname(__file__))

    app.before_request(before_request)
    app.after_request(after_request)
    app.context_processor(context_processor)

    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///database.db'

    db.init_app(app)
    with app.app_context():
        init_all()
    app.register_blueprint(admin_app, url_prefix='/admin')
    app.register_blueprint(campaign_app, url_prefix='/')
    app.register_blueprint(character_app, url_prefix='/character')
    app.register_blueprint(dm_app, url_prefix='/dm')
    app.register_blueprint(chat_app, url_prefix='/chat')
    app.register_blueprint(items_app, url_prefix='/item-type')
    app.register_blueprint(knowledge_app, url_prefix='/knowledge')

    return app

def create_app(config_name):
    app.config.from_object(config[config_name])
    db.init_app(app)
    login_manager.init_app(app)
    login_manager.session_protection = 'strong'
    login_manager.login_view = 'admin.login'

    if not app.debug:
        import logging
        from logging import FileHandler, Formatter

        file_handler = FileHandler(Constant.LOG_DIR, encoding='utf8')
        file_handler.setLevel(logging.DEBUG)
        file_handler.setFormatter(Formatter(
            '[%(asctime)s] %(levelname)s: %(message)s '
            '[in %(pathname)s:%(lineno)d]'))
        app.logger.addHandler(file_handler)

    from main import main as main_blueprint
    app.register_blueprint(main_blueprint)

    from admin import admin as admin_blueprint
    app.register_blueprint(admin_blueprint, url_prefix='/admin')

    patch_request_class(app, size=16*1024*1024) # 16MB
    configure_uploads(app, resource_uploader)

    return app

def create_app():
    """
    Create the application and return it to the user

    :return: flask.Flask application
    """

    app = Flask(__name__, static_folder=None)
    app.url_map.strict_slashes = False

    # Load config and logging
    Consul(app)  # load_config expects consul to be registered
    load_config(app)
    logging.config.dictConfig(
        app.config['SAMPLE_APPLICATION_LOGGING']
    )

    # Register extensions
    api = Api(app)
    Discoverer(app)
    db.init_app(app)

    api.add_resource(UnixTime, '/time')
    api.add_resource(PrintArg, '/print/<string:arg>')
    api.add_resource(ExampleApiUsage, '/search')

    return app

def create_app():
    """
    Create the application and return it to the user
    :return: flask.Flask application
    """

    app = Flask(__name__, static_folder=None)
    app.url_map.strict_slashes = False

    Consul(app)

    load_config(app)

    logging.config.dictConfig(
        app.config['GRAPHICS_LOGGING']
    )

    api = Api(app)
    api.add_resource(Graphics, '/<string:bibcode>')

    db.init_app(app)

    Discoverer(app)

    return app

def create_app(config=None, environment=None):
    app = Flask(__name__)

    # TODO: Get this from a config file
    app.config["MONGODB_SETTINGS"] = {'db': "eatdb"}
    app.config[
        "SECRET_KEY"] = "\x1a\xb1\x9d\x1d\xf2\x01\xa1X\xb8g\xed\x1c\xb3\x0f+s\xbce\xf6\x92\x83'\xf2\xbc\x96\xc6\x18\x03`\xc0\x0c("
    app.config["IV"] = '\xe7\x9d\xc7\xbd\x12l\x88\xc7\xe9D\x93!\xa2B\xed\x91'
    app.config.from_pyfile('settings.cfg', silent=True)
    app.session_interface = MongoSessionInterface(**(app.config["MONGODB_SETTINGS"]))

    with app.app_context():
        from models import db
        db.init_app(app)

        login_manager = LoginManager()

        @login_manager.user_loader
        def load_user(id):
            if id in (None, 'None'):
                return None
            try:
                from models.user import User
                return User.objects(id=id).first()
            except:
                return None

        login_manager.init_app(app)

        from views import register_routes as register_views

        register_views(app)

    return app

def create_app():
    from colorama import init
    init()
    from config import add_configs
    app = add_configs(Flask(__name__))

    from sqlalchemy_utils.functions import database_exists, create_database
    if not database_exists(app.config.get('SQLALCHEMY_DATABASE_URI')):
        create_database(app.config.get('SQLALCHEMY_DATABASE_URI'), encoding='utf8')

    with app.app_context():
        from models import db

        db.init_app(app)
        app.db = db

        from models.oauth2 import oauth2_provider
        oauth2_provider.init_app(app)

        # import models
        Migrate(app, db, directory='bin/migrations/')

        mgr = Manager(app)
        mgr.add_command('db', MigrateCommand)

    return mgr

def create_app():
    from config import add_configs
    # Register configurations
    application = add_configs(Flask(__name__))

    with application.app_context():
        # Register database (SQLAlchemy)
        from models import db
        db.init_app(application)
        application.db = db
        """
        @:type SQLAlchemy
        """

        # Register OAuth2
        from models.oauth2 import oauth2_provider
        oauth2_provider.init_app(application)

        # Register BluePrints
        from controllers import add_blueprints
        add_blueprints(application)

        # Register Api
        from controllers import add_apis
        from flask_restful import Api
        add_apis(Api(application))

    return application

def create_app():
    app = Flask(__name__)

    load_config(app)

    app.debug = app.config['DEBUG']
    app.secret_key = app.config['SECRET_KEY']

    # init flask extensions
    db.init_app(app)
    mail.init_app(app)
    login_manager.init_app(app)
    app.context_processor(inject_roles)

    # init my modules
    upload.init_app(app)
    filters.init_app(app)
    views.init_app(app)

    # register routes
    app.register_blueprint(views.bp_basic)
    app.register_blueprint(views.bp_responsable)
    app.register_blueprint(views.bp_activite)
    app.register_blueprint(views.bp_brn)

    return app

 def setUp(self):
     app = Flask("tests", static_url_path="/static")
     app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = True
     app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:////tmp/test_idb.db"
     db.init_app(app)
     db.app = app
     db.configure_mappers()
     db.create_all()

def create_app():
	app = Flask(__name__)
	app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///stress.db'
	app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
	db.init_app(app)
	with app.app_context():
		db.create_all()
	return app