Logging into django admin site via wget and/or wkhtmltopdf

Has anyone ever had any success accessing the django admin site via either of these tools? I'm working on a view that will convert a particular dynamically- generated page in my site to a PDF file, which can then be downloaded from the server. I originally tried to do this using this reportlab/

Models.py - retrieve information from other models via ForeignKey field?

I feel like there must be something very elementary that I'm missing here, but I've been all through the documentation and can't figure it out. Say an app includes three models: - "Products" (includes fields: Product Name, Supplier, Cost Price, Retail Price - "Customers" (includes fields: