PYTHON

django login code

from django.contrib.auth import authenticate, login

def my_view(request):
    username = request.POST['username']
    password = request.POST['password']
    user = authenticate(request, username=username, password=password)
    if user is not None:
        login(request, user)
        # Redirect to a success page.
        ...
    else:
        # Return an 'invalid login' error message.
        ...

django login

def login_view(request):
    if request.method == 'GET':
        cache.set('next', request.GET.get('next', None))

    if request.method == 'POST':
        # do your checks here

        login(request, user)

        next_url = cache.get('next')
        if next_url:
            cache.delete('next')
            return HttpResponseRedirect(next_url)

    return render(request, 'account/login.html')

login system in django

LOGOUT_REDIRECT_URL = 'your_url'

login view django

from django.contrib import messages
from django.contrib.auth import authenticate
from django.contrib.auth.forms import AuthenticationForm
from django.shortcuts import render, redirect

def login_view(request):
    if request.method == "POST":
        form = AuthenticationForm(request, data=request.POST)
        if form.is_valid():
            username = form.cleaned_data.get('username')
            password = form.cleaned_data.get('password')
            user = authenticate(username=username, password= password)
            if user is not None:
                login(request, user)
                messages.info(request, f"You are now logged in as {username}.")
                return redirect ('inventory:home')
            else:
                messages.error(request, "Invalid username or password")
    else:
        messages.error(request, "Invalid username or password")
    form = AuthenticationForm()
    return render(request, 'registration/login.html', context={"login_form":form})