One crucial aspect of web development is managing user data, and email validation is a common task in this regard. The validate_email function in Django is a handy tool that helps developers ensure the validity of email addresses submitted by users. In this article, we will explore how to use validate_email in Django.
How to use ‘validate_email’ in Django?
validate_email is a function provided by Django’s validators module that allows you to check if a given string is a valid email address. It’s part of Django’s built-in form and model field validation system, making it easy to incorporate email validation into your application.
Setting Up the Project
Use the below command to start your project:
django-admin startproject <project_name>
cd <project_name>
python manage.py startapp user
user/model.py: Here we have created a User table with name, and email field in the table.
Python3
from django.db import modelsfrom django.core.validators import validate_emailclass User(models.Model): name = models.CharField(max_length=100) email = models.EmailField(validators=[validate_email]) def __str__(self): return self.name |
user/form.py: Here we created a form to register a user request.
Python3
from django import formsfrom .models import Userclass UserForm(forms.ModelForm): class Meta: model = User fields = ['name', 'email'] |
user/views.py: This file uses the form and renders a template to collect user data an dverify ‘.
Python3
from django.shortcuts import renderfrom .forms import UserFormdef create_user(request): if request.method == 'POST': form = UserForm(request.POST) if form.is_valid(): form.save() else: form = UserForm() return render(request, 'index.html', {'form': form})def home(request): return HttpResponse('Hello, World!') |
templates/index.html: A HTML form for a user to validate it’s user id email.
HTML
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>User Registration</title></head><body> <h1>User Registration</h1> <form method="post"> {% csrf_token %} {{ form.as_p }} <input type="submit" value="Register"> </form></body></html> |
user/urls.py: Define the URL patterns in the urls.py file of the user app to map views to URLs.
Python3
from django.urls import pathfrom . import viewsurlpatterns = [ path('/home', views.home, name='home'), path('', views.create_user, name='create_user'),] |
urls.py: Add the necessary URL patterns in your project’s urls.py.
Python3
from django.contrib import adminfrom django.urls import path, includeurlpatterns = [ path('admin/', admin.site.urls), path('', include('user.urls')),] |
Deploy the Project
Migrate the data into the database.
python manage.py makemigrations
python manage.py migrate
Deploy the project
python manage.py runserver
Output
