patch: subs naming series (#857) (#858)

erpnext/patches.txt

@@ -368,4 +368,5 @@ erpnext.patches.v13_0.remove_auditor_role_from_users
 erpnext.patches.v13_0.remove_old_hr_domains
 erpnext.patches.v13_0.release_1_8
 erpnext.patches.v13_0.release_1_9
-erpnext.patches.v13_0.naming_series_subs
+erpnext.patches.v13_0.naming_series_subs
+erpnext.patches.v13_0.naming_series_subs_2

erpnext/patches/v13_0/naming_series_subs_2.py

@@ -0,0 +1,14 @@
+# Copyright (c) 2019, Frappe and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute():
+    subs = frappe.get_all('Subscription', {'naming_series': ''}, order_by='creation desc', pluck='name')
+    if not subs:
+        return
+
+    for sub in subs:
+        frappe.db.set_value('Subscription', sub, 'naming_series', 'ACC-SUB-.YYYY.-.#####')
+    frappe.db.commit()