def METHOD_NAME(_self, products):
    """Get the price tiers we want to show in this form"""
    # Order of tiers is important, but dict is ordered these days
    tiers = {}
    for product in products:
        pts = [tier for tier in product.price_tiers if tier.active]
        if len(pts) > 1:
            app.logger.error(
                "Multiple active PriceTiers found for %s. Excluding product.",
                product,
            )
            continue
        pt = pts[0]
        tiers[pt.id] = pt
    return tiers