Hi there. That's what I tried. But unlike other models, mrp.production doesn't seem to have an active field. Eg this is one of our mrp.production records:

[{'id': 8, 'activity_ids': [], 'activity_state': False, 'activity_user_id': False, 'activity_type_id': False, 'activity_type_icon': False, 'activity_date_deadline': False, 'my_activity_date_deadline': False, 'activity_summary': False, 'activity_exception_decoration': False, 'activity_exception_icon': False, 'activity_calendar_event_id': False, 'message_is_follower': False, 'message_follower_ids': [6929], 'message_partner_ids': [3], 'message_ids': [19357, 19355, 18254, 18038, 18037, 18036], 'has_message': True, 'message_needaction': False, 'message_needaction_counter': 0, 'message_has_error': False, 'message_has_error_counter': 0, 'message_attachment_count': 0, 'message_main_attachment_id': False, 'website_message_ids': [], 'message_has_sms_error': False, 'name': 'WH/MO/00008', 'priority': '0', 'backorder_sequence': 0, 'origin': False, 'product_id': [278, 'Lange wand 11m vol'], 'product_variant_attributes': [], 'product_tracking': 'none', 'product_tmpl_id': [244, 'Lange wand 11m vol'], 'product_qty': 1.0, 'product_uom_id': [1, 'Piece'], 'lot_producing_id': False, 'qty_producing': 1.0, 'product_uom_category_id': [1, 'Unit'], 'product_uom_qty': 1.0, 'picking_type_id': [8, 'Magazijn Ardooie: Manufacturing'], 'use_create_components_lots': True, 'use_auto_consume_components_lots': False, 'location_src_id': [8, 'MAG/Voorraad'], 'warehouse_id': [1, 'Magazijn Ardooie'], 'location_dest_id': [8, 'MAG/Voorraad'], 'date_planned_start': '2022-02-10 13:22:06', 'date_planned_finished': '2022-02-13 19:14:23', 'date_deadline': False, 'date_start': False, 'date_finished': False, 'production_duration_expected': 60.0, 'production_real_duration': 0.23, 'bom_id': False, 'state': 'cancel', 'reservation_state': False, 'move_raw_ids': [456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473], 'move_finished_ids': [474], 'move_byproduct_ids': [], 'finished_move_line_ids': [], 'workorder_ids': [3], 'move_dest_ids': [], 'unreserve_visible': False, 'reserve_visible': False, 'user_id': [2, 'Thijs Vanhoutte'], 'company_id': [1, 'Novulo BV'], 'qty_produced': 0.0, 'procurement_group_id': [38, 'WH/MO/00008'], 'product_description_variants': False, 'orderpoint_id': False, 'propagate_cancel': False, 'delay_alert_date': False, 'json_popover': False, 'scrap_ids': [], 'scrap_count': 0, 'unbuild_ids': [], 'unbuild_count': 0, 'is_locked': False, 'is_planned': True, 'show_final_lots': False, 'production_location_id': [15, 'Virtual Locations/Production'], 'picking_ids': [], 'delivery_count': 0, 'confirm_cancel': False, 'consumption': 'warning', 'mrp_production_child_count': 0, 'mrp_production_source_count': 0, 'mrp_production_backorder_count': 1, 'show_lock': False, 'components_availability': False, 'components_availability_state': False, 'production_capacity': 0.0, 'show_lot_ids': False, 'forecasted_issue': False, 'show_serial_mass_produce': False, 'show_allocation': False, 'allow_workorder_dependencies': False, '__last_update': '2022-02-27 18:17:11', 'display_name': 'WH/MO/00008', 'create_uid': [2, 'Thijs Vanhoutte'], 'create_date': '2022-02-10 13:22:01', 'write_uid': [2, 'Thijs Vanhoutte'], 'write_date': '2022-02-27 18:17:11', 'extra_cost': 0.0, 'show_valuation': False, 'analytic_account_id': False, 'latest_bom_id': False, 'check_ids': [], 'purchase_order_count': 0, 'sale_order_count': 0, 'x_studio_serienummer': False}]