[patch] repost valuation rate for serialized items

erpnext/patches.txt

@@ -250,3 +250,4 @@ erpnext.patches.v6_19.comment_feed_communication
 erpnext.patches.v6_21.fix_reorder_level
 erpnext.patches.v6_21.rename_material_request_fields
 erpnext.patches.v6_23.update_stopped_status_to_closed
+erpnext.patches.v6_24.repost_valuation_rate_for_serialized_items

erpnext/patches/v6_24/repost_valuation_rate_for_serialized_items.py

@@ -0,0 +1,28 @@
+# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+from frappe.utils import today
+from erpnext.accounts.utils import get_fiscal_year
+from erpnext.stock.stock_ledger import update_entries_after
+
+def execute():
+	try:
+		year_start_date = get_fiscal_year(today())[1]
+	except:
+		return
+	
+	if year_start_date:
+		items = frappe.db.sql("""select distinct item_code, warehouse from `tabStock Ledger Entry` 
+			where ifnull(serial_no, '') != '' and actual_qty > 0 and incoming_rate=0""", as_dict=1)
+		
+		for d in items:
+			try:
+				update_entries_after({
+					"item_code": d.item_code, 
+					"warehouse": d.warehouse,
+					"posting_date": year_start_date
+				}, allow_zero_rate=True)
+			except:
+				pass