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本篇文章為大家展示了peewee中怎么動態(tài)添加model屬性,內容簡明扼要并且容易理解,絕對能使你眼前一亮,通過這篇文章的詳細介紹希望你能有所收獲。
import logging # # from playhouse.pool import PooledMySQLDatabase # # # db = PooledMySQLDatabase(Config.DB_NAME, user=Config.DB_USER, # password=Config.DB_PASSWORD, host=Config.DB_HOST, # port=Config.DB_PORT, threadlocals=True, max_connections=Config.DB_POOL_MAX_CONNECTIONS, # stale_timeout=Config.DB_POOL_STALE_TIMEOUT) from datetime import datetime from playhouse.migrate import * from config.config import database as dbconfig db = MySQLDatabase( host=dbconfig['host'], user=dbconfig['user'], passwd=dbconfig['password'], database=dbconfig['database'], port=dbconfig['port']) logging.basicConfig(level=logging.INFO, format='%(asctime)s -%(name)s-%(levelname)s-%(module)s|%(funcName)s-%(lineno)d:%(message)s', datefmt='%Y-%m-%d %H:%M:%S %p', filename='./structure_right_package_ids.log') logger = logging.getLogger(__name__) db = MySQLDatabase(dbconfig['database'], user=dbconfig['user'], passwd=dbconfig['password']) class BaseModel(Model): class Meta: database = db class User(BaseModel): # username = CharField(max_length=20) # email = CharField() # password = CharField() # reg_date = DateTimeField(default=datetime.now()) class Meta: table_alias = 'user' def save_user(): User._meta.add_field('password', CharField(max_length=20)) User._meta.add_field('username', CharField(max_length=20)) User._meta.add_field('email', CharField(max_length=20)) User._meta.add_field('reg_date', DateTimeField(default=datetime.now())) u = User(username='zhanghai', email='hai@gmail.com', password='1111') u.save()
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