36 lines
744 B
Python
36 lines
744 B
Python
import pathlib
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import peewee as pw
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db_url = pathlib.Path(__file__).parents[1].joinpath("./mydb.sqlite3")
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db = pw.SqliteDatabase(db_url)
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class BaseModel(pw.Model):
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class Meta:
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database = db
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class User(BaseModel):
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uid = pw.AutoField()
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username = pw.CharField(max_length=10)
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def __repr__(self) -> str:
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return f"User<uid={self.uid}, username={self.username}>"
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__str__ = __repr__
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def main():
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user = User.select().where(User.username.startswith("Jay")).get()
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ok = user.delete_instance()
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print(f"delete rows: {ok}")
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stmt = User.delete().where(User.username.in_(["bill gates", "larry page"]))
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ok = stmt.execute()
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print(f"delete rows: {ok}")
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if __name__ == '__main__':
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main()
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