gistfile1.py

def add_employees(request):
    # Some preparation... (skipped)
    success_msg = ''
    roles = get_roles()
    
    if request.method == 'POST':
        form = EmployeeForm(request.POST, roles=roles)
        if form.is_valid():
            # add the employees... (details omitted)
            success_msg = 'yay'
            
            # re-initialize the form
            form = EmployeeForm(roles=roles)
            
    else:
        form = EmployeeForm(roles=roles)
        
    return render(
        request,
        'path/to/template.html',
        'form': form,
        'success_msg': success_msg,
    )