How to use the dataflows.processors.dumpers.dumper_base.DumperBase.inc_attr function in dataflows

def row_counter(self, resource, iterator):
        counter = 0
        for row in iterator:
            counter += 1
            yield row
        DumperBase.inc_attr(self.datapackage.descriptor, self.datapackage_rowcount, counter)
        DumperBase.inc_attr(resource.res.descriptor, self.resource_rowcount, counter)
        resource.res.commit()
        self.datapackage.commit()

if self.temporal_format_property:
            for resource in self.datapackage.descriptor['resources']:
                for field in resource['schema']['fields']:
                    if field.get('type') in ['datetime', 'date', 'time']:
                        format = field.pop(self.temporal_format_property, None)
                        if format:
                            field['format'] = format
            self.datapackage.commit()

        temp_file = tempfile.NamedTemporaryFile(mode="w+", delete=False, encoding='utf-8')
        indent = 2 if self.pretty_descriptor else None
        json.dump(self.datapackage.descriptor, temp_file, indent=indent, sort_keys=True, ensure_ascii=False)
        temp_file_name = temp_file.name
        filesize = temp_file.tell()
        temp_file.close()
        DumperBase.inc_attr(self.datapackage.descriptor, self.datapackage_bytes, filesize)
        self.write_file_to_output(temp_file_name, 'datapackage.json')
        # if location is not None:
        #     stats.setdefault(STATS_DPP_KEY, {})[STATS_OUT_DP_URL_KEY] = location
        os.unlink(temp_file_name)
        super(FileDumper, self).handle_datapackage()

def rows_processor(self, resource, writer, temp_file):
        for row in resource:
            writer.write_row(row)
            yield row
        writer.finalize_file()

        # Get resource descriptor
        resource_descriptor = resource.res.descriptor
        for descriptor in self.datapackage.descriptor['resources']:
            if descriptor['name'] == resource.res.descriptor['name']:
                resource_descriptor = descriptor

        # File size:
        filesize = temp_file.tell()
        DumperBase.inc_attr(self.datapackage.descriptor, self.datapackage_bytes, filesize)
        DumperBase.inc_attr(resource_descriptor, self.resource_bytes, filesize)

        # File Hash:
        if self.resource_hash:
            hasher = FileDumper.hash_handler(temp_file)
            # Update path with hash
            if self.add_filehash_to_path:
                DumperBase.insert_hash_in_path(resource_descriptor, hasher.hexdigest())
            DumperBase.set_attr(resource_descriptor, self.resource_hash, hasher.hexdigest())

        # Finalise
        filename = temp_file.name
        temp_file.close()
        self.write_file_to_output(filename, resource.res.source)
        os.unlink(filename)

def rows_processor(self, resource, writer, temp_file):
        for row in resource:
            writer.write_row(row)
            yield row
        writer.finalize_file()

        # Get resource descriptor
        resource_descriptor = resource.res.descriptor
        for descriptor in self.datapackage.descriptor['resources']:
            if descriptor['name'] == resource.res.descriptor['name']:
                resource_descriptor = descriptor

        # File size:
        filesize = temp_file.tell()
        DumperBase.inc_attr(self.datapackage.descriptor, self.datapackage_bytes, filesize)
        DumperBase.inc_attr(resource_descriptor, self.resource_bytes, filesize)

        # File Hash:
        if self.resource_hash:
            hasher = FileDumper.hash_handler(temp_file)
            # Update path with hash
            if self.add_filehash_to_path:
                DumperBase.insert_hash_in_path(resource_descriptor, hasher.hexdigest())
            DumperBase.set_attr(resource_descriptor, self.resource_hash, hasher.hexdigest())

        # Finalise
        filename = temp_file.name
        temp_file.close()
        self.write_file_to_output(filename, resource.res.source)
        os.unlink(filename)