diff --git a/jikimo_purchase_request/models/purchase_request.py b/jikimo_purchase_request/models/purchase_request.py
index e068db85..9e610612 100644
--- a/jikimo_purchase_request/models/purchase_request.py
+++ b/jikimo_purchase_request/models/purchase_request.py
@@ -28,10 +28,6 @@ class PurchaseRequest(models.Model):
             origin_context.pop('search_default_draft')
         action['context'] = origin_context
         return action
-    
-    
-    def button_in_progress(self):
-        return self.write({"state": "in_progress"})
 
 class PurchaseRequestLine(models.Model):
     _inherit = 'purchase.request.line'
diff --git a/jikimo_purchase_request/wizard/purchase_request_line_make_purchase_order.py b/jikimo_purchase_request/wizard/purchase_request_line_make_purchase_order.py
index b1d3e999..83bf1f39 100644
--- a/jikimo_purchase_request/wizard/purchase_request_line_make_purchase_order.py
+++ b/jikimo_purchase_request/wizard/purchase_request_line_make_purchase_order.py
@@ -101,22 +101,6 @@ class PurchaseRequestLineMakePurchaseOrder(models.TransientModel):
         # 去掉合并必须同一采购组的限制
         pass
 
-    def _post_process_po_line(self, item, po_line, new_pr_line):
-        self.ensure_one()
-        line = item.line_id
-        # TODO: Check propagate_uom compatibility:
-        new_qty = self.env["purchase.request.line"]._calc_new_qty(
-            line, po_line=po_line, new_pr_line=new_pr_line
-        )
-        po_line.product_qty = new_qty
-        # The quantity update triggers a compute method that alters the
-        # unit price (which is what we want, to honor graduate pricing)
-        # but also the scheduled date which is what we don't want.
-        date_required = line.date_required
-        po_line.date_planned = datetime(
-            date_required.year, date_required.month, date_required.day
-        )
-
         
 
 class PurchaseRequestLineMakePurchaseOrderItem(models.TransientModel):