odoo method
classReportSaleDetails(models.AbstractModel):
_name = 'report.point_of_sale.report_saledetails'_description = 'Point of Sale Details'

@api.model
defget_sale_details(self, date_start=False, date_stop=False, config_ids=False, session_ids=False):

my method
classReportSaleDetails(models.AbstractModel):
_inherit = 'report.point_of_sale.report_saledetails'
@api.model
defget_sale_details(self, date_start=False, date_stop=False, config_ids=False, session_ids=False):

in my case i copied the whole method and changed one line of code but its only the original method that is called.. What am i doing wrong