'Return a boolean to specify if a specific pricelist can be manually set on the website.
Warning: It check only if pricelist is in the \'selectable\' pricelists or the current pricelist.
:param int pl_id: The pricelist id to check
:returns: Boolean, True if valid / available'

def is_pricelist_available(self, pl_id):

    return (pl_id in self.get_pricelist_available(show_visible=False).ids)
