kiwi-el8/kiwi/utils/output.py
Marcus Schäfer 1a5257a0e8 Prevent use of project relative import statements
For details on the motivation of this change please visit:
https://wiki.python.org/moin/FutureProofPython
2017-03-07 11:23:37 +01:00

78 lines
2.2 KiB
Python

# Copyright (c) 2015 SUSE Linux GmbH. All rights reserved.
#
# This file is part of kiwi.
#
# kiwi is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# kiwi is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with kiwi. If not, see <http://www.gnu.org/licenses/>
#
import json
import os
from tempfile import NamedTemporaryFile
# project
from kiwi.path import Path
from kiwi.logger import log
class DataOutput(object):
"""
Output controller for data dictionary. The class expects a
python dict or list to hold the data to become displayed. So
far the output format is set to json
Attributes
* :attr:`data`
python dict or list which holds the data
* :attr:`style`
output style could be either standard or color
"""
def __init__(self, data, style='standard'):
self.data = data
self.style = style
self.color_json = Path.which('pjson')
def display(self):
"""
Show data in json output format and selected style
"""
self._json()
def _json(self):
if self.style == 'color':
if self.color_json:
self._color_json()
else:
log.warning('pjson for color output not installed')
log.warning('run: pip install pjson')
self._standard_json()
else:
self._standard_json()
def _standard_json(self):
print(
json.dumps(
self.data, sort_keys=True, indent=4, separators=(',', ': ')
)
)
def _color_json(self):
out_file = NamedTemporaryFile()
out_file.write(json.dumps(self.data, sort_keys=True))
out_file.flush()
pjson_cmd = ''.join(
['cat ', out_file.name, ' | pjson']
)
os.system(pjson_cmd)