def METHOD_NAME(self):
    if self.classification.endswith("A"):
        self.is_amended = True
    if self.gstr_1_filing_date:
        self.gstr_1_filled = True
    if self.match_status != "Amended" and (
        self.other_return_period or self.is_amended
    ):
        update_docs_for_amendment(self)