上完4-4准备调试，数据库报如下错误，老师帮忙看看呢

(restful)  ✘ mac@macdeMac-mini  ~/Documents/restful  python3 ginger.py                         
/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py:794: FSADeprecationWarning: SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and will be disabled by default in the future.  Set it to True or False to suppress this warning.
  'SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and '
Traceback (most recent call last):
  File "ginger.py", line 3, in <module>
    app = create_app()
  File "/Users/mac/Documents/restful/app/app.py", line 19, in create_app
    register_plugin(app)
  File "/Users/mac/Documents/restful/app/app.py", line 12, in register_plugin
    db.create_all()
  File "/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py", line 963, in create_all
    self._execute_for_all_tables(app, bind, 'create_all')
  File "/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py", line 955, in _execute_for_all_tables
    op(bind=self.get_engine(app, bind), **extra)
  File "/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py", line 896, in get_engine
    return connector.get_engine()
  File "/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py", line 556, in get_engine
    self._sa.apply_driver_hacks(self._app, info, options)
  File "/Users/mac/.local/share/virtualenvs/restful-V3yZnvwa/lib/python3.7/site-packages/flask_sqlalchemy/__init__.py", line 831, in apply_driver_hacks
    info.query.setdefault('charset', 'utf8')
AttributeError: 'sqlalchemy.cimmutabledict.immutabledict' object has no attribute 'setdefault'

代码如下

from flask import Flask


def register_blueprint(app):
    from app.api.v1 import create_blueprint_v1
    app.register_blueprint(create_blueprint_v1(), url_prefix='/v1')

def register_plugin(app):
    from app.models.base import db
    db.init_app(app)
    with app.app_context():
        db.create_all()

def create_app():
    app = Flask(__name__)
    app.config.from_object('app.config.setting')
    app.config.from_object('app.config.secure')
    register_blueprint(app)
    register_plugin(app)
    return app

from datetime import datetime

from flask_sqlalchemy import SQLAlchemy as _SQLAlchemy, BaseQuery
from sqlalchemy import inspect, Column, Integer, SmallInteger, orm
from contextlib import contextmanager

class SQLAlchemy(_SQLAlchemy):
    @contextmanager
    def auto_commit(self):
        try:
            yield
            self.session.commit()
        except Exception as e:
            db.session.rollback()
            raise e


class Query(BaseQuery):
    def filter_by(self, **kwargs):
        if 'status' not in kwargs.keys():
            kwargs['status'] = 1
        return super(Query, self).filter_by(**kwargs)



db = SQLAlchemy(query_class=Query)


class Base(db.Model):
    __abstract__ = True
    create_time = Column(Integer)
    status = Column(SmallInteger, default=1)

    def __init__(self):
        self.create_time = int(datetime.now().timestamp())

    @property
    def create_datetime(self):
        if self.create_time:
            return datetime.fromtimestamp(self.create_time)
        else:
            return None

    def set_attrs(self, attrs_dict):
        for key, value in attrs_dict.items():
            if hasattr(self, key) and key != 'id':
                setattr(self, key, value)
    
    def delete(self):
        self.status = 0