Django code challenges: performance | CodeReview.doctor

Code Review Doctor

Verified by GitHub

GitHub integration Bitbucket integration Python checks Django checks Demo Check repository

Django performance challenge

models.py

# Challenge 1/5: This code has been getting slower over time. Can you see why?

from django.db import models


class Comment(models.Model):
    body = models.TextField()
    date = models.DateField()


def is_popular_hashtag(hashtag, minimum=100):
    queryset = Comment.objects.filter(body__contains=hashtag)
    return len(queryset) > minimum

from django.db import models


class Comment(models.Model):
    body = models.TextField()
    date = models.DateField()


def is_popular_hashtag(hashtag, minimum=100):
    queryset = Comment.objects.filter(body__contains=hashtag)
    return len(queryset) > minimum

Helpful links

Read about our performance checkers