diff --git a/models/__init__.py b/models/__init__.py
index ede103c..23e3486 100644
--- a/models/__init__.py
+++ b/models/__init__.py
@@ -2,5 +2,4 @@ from . import product_template
 from . import stock_move
 from . import stock_lot
 from . import stock_move_line
-from . import mrp_production
-from . import stock_picking
\ No newline at end of file
+from . import mrp_production
\ No newline at end of file
diff --git a/models/stock_picking.py b/models/stock_picking.py
deleted file mode 100644
index 7a8f31b..0000000
--- a/models/stock_picking.py
+++ /dev/null
@@ -1,34 +0,0 @@
-from odoo import models
-
-class StockPicking(models.Model):
-    _inherit = 'stock.picking'
-
-    def action_auto_generate_lots_subcontract(self):
-        """
-        Auto-generate lot names for move lines in this picking that:
-        1. Have a product with tracking enabled (serial or lot).
-        2. Have an empty 'lot_name' and no 'lot_id'.
-        3. Have a product template with a configured 'lot_sequence_id'.
-        """
-        for picking in self:
-            # We iterate over move_line_ids (operations)
-            # Filter for lines that need a lot generated
-            lines_to_process = picking.move_line_ids.filtered(
-                lambda ml: (
-                    ml.product_id 
-                    and ml.product_id.tracking in ('serial', 'lot')
-                    and not ml.lot_name 
-                    and not ml.lot_id
-                    and getattr(ml.product_id.product_tmpl_id, 'lot_sequence_id', False)
-                )
-            )
-
-            for line in lines_to_process:
-                # Get the sequence from the product template
-                seq = line.product_id.product_tmpl_id.lot_sequence_id
-                if seq:
-                    # strict=True ensures we skip if next_by_id fails, though usually it returns None/False
-                    new_lot_name = seq.next_by_id()
-                    if new_lot_name:
-                        line.lot_name = new_lot_name
-        return True