pip install SQLAlchemy
pip install aiomysql
pip install pydantic-settings
pip install python-dotenv

from pydantic_settings import BaseSettings
from functools import lru_cache

class Settings(BaseSettings):
    app_name: str = "chf-app"
    databa

pip install sqlalchemy
pip intalll pymysql

from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker

SQLALCHE

pip install alembic 

alembic init alembic

sqlalchemy.url = mysql+pymysql://root:chenhaifeng@47.120.55.99:3306/fastapi

# target_metadata = mymodel.Base.metadata
from applications.extensions import metadata
from applications.models im

pip install databases
pip install databases[aiomysql]
pip install pymysql

from typing import List

import databases
import sqlalchemy
from fastapi import FastAPI
from pydantic import BaseModel

DATABASE_URL = "mysql+pymysql://root:chenhaifeng@