def set_tax(request, tax_type, tax_total):
"""
Stores the tax type and total in the session.
"""
request.session["tax_type"] = _str(tax_type)
request.session["tax_total"] = _str(tax_total)
def set_shipping(request, shipping_type, shipping_total):
"""
Stores the shipping type and total in the session.
"""
request.session["shipping_type"] = _str(shipping_type)
request.session["shipping_total"] = _str(shipping_total)