Example of how to pass URL parameters to a decorator in Django

decorator.py

from django.utils.functional import wraps
...

def check_company_admin(view):
    @wraps(view)
    def inner(request, slug, *args, **kwargs):
        # Get the company object
        company = get_object_or_404(Company, slug=slug)
        
        # Check and see if the logged in user is admin
        if company.admin_user != request.user:
            return HttpResponseForbidden()
            
        # Return the actual company object to the view
        return view(request, company, *args, **kwargs)
    
    return inner

new_view.py

@login_required
@check_company_admin
def some_view(request, company):
    # Even though the slug is in the URL. We are getting a company 
    # object back from the decorator
    
    .... view logic ....
    
    return render(request, 'company/index.html', {'company': company})

orginial_view.py

@login_required
def some_view(request, slug):
    # Get the company object based on slug
    company = get_object_or_404(Company, slug=slug)
    
    # Check and see if the logged in user is admin
    if company.admin_user != request.user:
        return HttpResponseForbidden()
        
    .... view logic ....
    
    return render(request, 'company/index.html', {'company': company})

url.py

url(r'^example/(?P<slug>[a-z0-9-]+)/$', 'some.view'),