openpyxl 读取前端传输的文件，并处理

    def create(self, request, *args, **kwargs):
        container_type_list = settings.CONTAINER_TYPE_LIST
        gas_file = request.data.get('gas_file')
        if gas_file:
            """gas_file存在，创建非TA计划申请表"""
            try:
                df = openpyxl.load_workbook(gas_file, data_only=True)
                sheet = df[df.sheetnames[0]]
                rows = get_max_row(sheet)
                asset_type = 'asset_type' in sheet.cell(1, 1).value
                asset_type_id = 'asset_type_id' in sheet.cell(1, 2).value
                container_type = 'container_type' in sheet.cell(1, 3).value
                container_type_comments = 'container_type_comments' in sheet.cell(1, 4).value
                is_fields_right = all([asset_type,asset_type_id,container_type,container_type_comments])
                if not is_fields_right: raise Exception("字段不匹配")
            except Exception as e:
                logger.error(e)
                resp = unified_response(code=status.InputErr, message='文件格式不正确')
                return Response(resp)
            try:
                with transaction.atomic():
                    for row in range(1, rows + 1):
                        if row > 1:
                            asset_type = sheet.cell(row, 1).value
                            asset_type_id = sheet.cell(row, 2).value
                            container_type = str(sheet.cell(row, 3).value).strip()
                            container_type_comments = sheet.cell(row, 4).value
                            if container_type not in container_type_list:
                                raise ValueError('上传表格失败，container_type：%s 不符合要求'%container_type)
                            Gas.objects.create(
                                asset_type=asset_type,
                                asset_type_id=asset_type_id,
                                container_type=container_type,
                                container_type_comments=container_type_comments
                            )
            except ValueError as e:
                logger.error(e)
                resp = unified_response(code=status.InputErr, message=str(e))
                return Response(resp)
            except Exception as e:
                logger.error(e)
                resp = unified_response(code=status.InputErr, message='上传失败，文件内容有误，请修改后重新上传')
                return Response(resp)
            resp = unified_response(message='文件上传成功!')
            return Response(resp)
        container_type = str(request.data.get('container_type')).strip()
        if container_type not in container_type_list:
            resp = unified_response(code=status.InputErr, message='操作失败，container_type：%s 不符合要求'%container_type)
            return Response(resp)
        return super().create(request, *args, **kwargs)