###########################################################################
# Bioconvert is a project to facilitate the interconversion #
# of life science data from one format to another. #
# #
# Copyright © 2018-2022 Institut Pasteur, Paris and CNRS. #
# #
# bioconvert is free software: you can redistribute it and/or modify #
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# #
# bioconvert is distributed in the hope that it will be useful, #
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# GNU General Public License for more details. #
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# Repository: https://github.com/bioconvert/bioconvert #
# Documentation: http://bioconvert.readthedocs.io #
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"""Convert :term:`JSON` to :term:`YAML` format"""
import json
import yaml
from bioconvert import ConvBase
from bioconvert.core.decorators import compressor, requires, requires_nothing
__all__ = ["JSON2YAML"]
[docs]class JSON2YAML(ConvBase):
"""Convert :term:`JSON` file into :term:`YAML` file
Conversion is based on yaml and json standard Python modules
Indentation is set to 4 by default and affects the sections (not the list).
For example::
fruits_list:
- apple
- orange
section1:
do: true
misc: 1
"""
#: Default value
_default_method = "yaml"
def __init__(self, infile, outfile, *args, **kargs):
""".. rubric:: constructor
:param str infile: input JSON file
:param str outfile: input YAML file.
"""
super(JSON2YAML, self).__init__(infile, outfile, *args, **kargs)
[docs] @requires_nothing
@compressor
def _method_yaml(self, *args, **kwargs):
"""Internal method"""
with open(self.infile, "r") as infile:
data = json.load(infile)
with open(self.outfile, "w") as outfile:
yamldata = yaml.dump(data, Dumper=yaml.dumper.Dumper, default_flow_style="", indent=4)
outfile.write(yamldata)