[py3] Avoided passing a lazy string to urlparse.

from django.contrib.auth import REDIRECT_FIELD_NAME

from django.core.exceptions import PermissionDenied

from django.utils.decorators import available_attrs

from django.utils.encoding import force_str

def user_passes_test(test_func, login_url=None, redirect_field_name=REDIRECT_FIELD_NAME):

            if test_func(request.user):

                return view_func(request, *args, **kwargs)

            path = request.build_absolute_uri()

            # urlparse chokes on lazy objects in Python 3

            login_url_as_str = force_str(login_url or settings.LOGIN_URL)

            # If the login url is the same scheme and net location then just

            # use the path as the "next" url.

            login_scheme, login_netloc = urlparse(login_url or settings.LOGIN_URL)[:2]

            login_scheme, login_netloc = urlparse(login_url_as_str)[:2]

            current_scheme, current_netloc = urlparse(path)[:2]

            if ((not login_scheme or login_scheme == current_scheme) and

                (not login_netloc or login_netloc == current_netloc)):

from django.core.urlresolvers import reverse

from django.http import HttpResponseRedirect, QueryDict

from django.template.response import TemplateResponse

from django.utils.encoding import force_str

from django.utils.http import base36_to_int

from django.utils.translation import ugettext as _

from django.views.decorators.debug import sensitive_post_parameters

    """

    Redirects the user to the login page, passing the given 'next' page

    """

    if not login_url:

        login_url = settings.LOGIN_URL

    # urlparse chokes on lazy objects in Python 3

    login_url_as_str = force_str(login_url or settings.LOGIN_URL)

    login_url_parts = list(urlparse(login_url))

    login_url_parts = list(urlparse(login_url_as_str))

    if redirect_field_name:

        querystring = QueryDict(login_url_parts[4], mutable=True)

        querystring[redirect_field_name] = next