Billing status in Purchase Receipt

erpnext/controllers/stock_controller.py

@@ -312,6 +312,16 @@ class StockController(AccountsController):
 
 		for w in warehouses:
 			validate_warehouse_company(w, self.company)
+			
+	def update_billing_percentage(self, set_modified=True):
+		self._update_percent_field({
+			"target_dt": self.doctype + " Item",
+			"target_parent_dt": self.doctype,
+			"target_parent_field": "per_billed",
+			"target_ref_field": "amount",
+			"target_field": "billed_amt",
+			"name": self.name,
+		}, set_modified)
 
 def update_gl_entries_after(posting_date, posting_time, for_warehouses=None, for_items=None,
 		warehouse_account=None):