ChatGPT真的太强大了，我对Django 或者说 对后端完全不懂，但是我靠Bing的ChatGPT写了瑕不掩瑜的代码，一开始我还对AI写代码半信半疑，但是说实话效果真的太香了。从今以后英语和提问的能力跟个人生产力挂钩了吧？

from django.db import models

class Stock(models.Model):

【资料图】

name = models.CharField(max_length=255)

class PriceHistory(models.Model):

TIMEFRAME_CHOICES = [

('1m', '1-minute'),

('5m', '5-minute'),

# add other timeframes as needed

]

stock = models.ForeignKey(

Stock,

on_delete=models.CASCADE,

related_name='price_histories',

)

date = models.DateTimeField()

price = models.DecimalField(

decimal_places=6,

max_digits=9,

)

timeframe = models.CharField(

max_length=2,

choices=TIMEFRAME_CHOICES,

)

class Meta:

unique_together = ['stock', 'date', 'price', 'timeframe']