Random Peewee Database Operations Generator

This code defines a randomly generated function that performs a random operation (such as query, create, delete, update, etc.) from the Peewee library. The code uses the Peewee library for database operations.

Technology Stack : The code uses the Peewee library and technology stack, including database operations like selecting, creating, deleting, and updating records.

Code Type : The type of code

Code Difficulty :

                
                    
import random
from peewee import *

# Database connection
db = SqliteDatabase('example.db')

# Define a model
class User(Model):
    username = CharField()
    email = CharField()

    class Meta:
        database = db

# Generate a random function from Peewee
def random_peewee_function():
    # Randomly select a Peewee function or method to use
    functions = [
        lambda: User.select().where(User.username == 'admin').get(),
        lambda: User.create(username='new_user', email='user@example.com'),
        lambda: User.delete().where(User.username == 'new_user').execute(),
        lambda: User.update(email='updated@example.com').where(User.username == 'new_user').execute(),
        lambda: User.select().count(),
        lambda: User.select().order_by(User.username).get(),
        lambda: User.select().order_by(User.username).first(),
        lambda: User.select().order_by(desc(User.username)).get(),
        lambda: User.select().order_by(desc(User.username)).last(),
        lambda: User.select().group_by(User.email).get(),
        lambda: User.select().annotate(email_count=Count('email')).get(),
        lambda: User.select().join(AnotherModel).where(AnotherModel.name == 'another').get(),
    ]
    
    # Randomly choose a function from the list
    selected_function = random.choice(functions)
    return selected_function()

# Execute the function
random_peewee_function()