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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create(self, item, dry_run=None):
 """Creates a new item in file."""

        logger.debug('Creating new item. Item: {item} Path: {data_file}'.format(
            item=item,
            data_file=self.data_file
        ))

        items = load_file(self.client, self.bucket_name, self.data_file)
        items = append_item(self.namespace, self.version, item, items)
        save_file(self.client, self.bucket_name, self.data_file, items, dry_run=dry_run)

        return item