69 lines
1.9 KiB
Python
69 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright(C) 2013-2014 Julien Hebert, Laurent Bachelier
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#
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# This file is part of weboob.
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#
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# weboob is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# weboob is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with weboob. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import print_function
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from weboob.capabilities.base import NotAvailable, NotLoaded
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from weboob.tools.json import json
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from .iformatter import IFormatter
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__all__ = ['JsonFormatter', 'JsonLineFormatter']
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class Encoder(json.JSONEncoder):
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"generic weboob object encoder"
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def default(self, obj):
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try:
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return json.JSONEncoder.default(self, obj)
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except TypeError:
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if obj is NotAvailable or obj is NotLoaded:
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return None
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try:
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dct = obj.to_dict()
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except AttributeError:
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return str(obj)
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return dct
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class JsonFormatter(IFormatter):
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"""
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Formats the whole list as a single JSON list object.
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"""
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def __init__(self):
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IFormatter.__init__(self)
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self.queue = []
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def flush(self):
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print(json.dumps(self.queue, cls=Encoder))
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def format_dict(self, item):
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self.queue.append(item)
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class JsonLineFormatter(IFormatter):
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"""
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Formats the list as received, with a JSON object per line.
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The advantage is that it can be streamed.
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"""
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def format_dict(self, item):
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print(json.dumps(item, cls=Encoder))
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