[enhancement] warehouse tree structure

erpnext/patches/v7_0/create_warehouse_nestedset.py

@@ -0,0 +1,18 @@
+import frappe
+from frappe import _
+
+def execute():
+	if not frappe.db.exists("Warehouse", {"warehouse_name": _("All Warehouses")}):
+		parent_warehouse = frappe.get_doc({
+			"doctype": "Warehouse",
+			"warehouse_name": _("All Warehouses"),
+			"is_group": "Yes"
+		}).insert(ignore_permissions=True)
+		
+		for warehouse in frappe.db.sql_list("""select name from tabWarehouse
+			where name != %s order by name asc""", "All Warehouses - SI"):
+			print warehouse
+			warehouse = frappe.get_doc("Warehouse", warehouse)
+			warehouse.is_group = "No"
+			warehouse.parent_warehouse = parent_warehouse.name
+			warehouse.save(ignore_permissions=True)