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# -*- coding: utf-8 -*-
"""A tsv data output adapter"""
from __future__ import unicode_literals
from .preprocessors import bytes_to_string, override_missing_value, convert_to_string
from itertools import chain
from cli_helpers.utils import replace
supported_formats = ('tsv',)
preprocessors = (override_missing_value, bytes_to_string, convert_to_string)
def adapter(data, headers, **kwargs):
"""Wrap the formatting inside a function for TabularOutputFormatter."""
for row in chain((headers,), data):
yield "\t".join((replace(r, (('\n', r'\n'), ('\t', r'\t'))) for r in row))
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