"""Give existing bib allocations their edition, so bib numbers are checked per edition."""

import frappe


def execute():
	frappe.db.sql(
		"""update `tabBib Allocation` b
		join `tabRegistration` r on r.name = b.registration
		set b.event_edition = r.event_edition
		where b.event_edition is null or b.event_edition = ''"""
	)