peewee 是一个轻量级的 python ORM 库。内建对 SQLite、MySQL 和 PostgreSQL 的支持。支持 Python 2.6+ 和 Python 3.2+。
pip 安装：pip install peewee
示例代码：
from peewee import *
db = SqliteDatabase('people.db')
class Person(Model):
name = CharField()
birthday = DateField()
is_relative = BooleanField()
class Meta:
database = db # This model uses the "people.db" database.
>>> from datetime import date
>>> uncle_bob = Person(name='Bob', birthday=date(1960, 1, 15), is_relative=True)
>>> uncle_bob.save() # bob is now stored in the database
1
>>> grandma = Person.select().where(Person.name == 'Grandma L.').get()
>>> grandma = Person.get(Person.name == 'Grandma L.')
>>> for person in Person.select():
... print person.name, person.is_relative
...
Bob True
Grandma L. True
Herb False高级用法：
import peewee
from peewee import *
db = MySQLDatabase('jonhydb', user='john',passwd='megajonhy')
class Book(peewee.Model):
author = peewee.CharField()
title = peewee.TextField()
class Meta:
database = db
Book.create_table()
book = Book(author="me", title='Peewee is cool')
book.save()
for book in Book.filter(author="me"):
print book.title
Peewee is cool
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