create invoice part 1 view

viewsx.py

@login_required
def createInvoice(request):
    #create a blank invoice ....
    number = 'INV-'+str(uuid4()).split('-')[1]
    newInvoice = Invoice.objects.create(number=number)
    newInvoice.save()

    inv = Invoice.objects.get(number=number)
    return redirect('create-build-invoice', slug=inv.slug)