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# -*- coding: utf-8 -*- |
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from __future__ import absolute_import |
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import io |
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from copy import deepcopy |
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from benedict.serializers.abstract import AbstractSerializer |
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import configparser |
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class INISerializer(AbstractSerializer): |
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def __init__(self): |
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super(INISerializer, self).__init__() |
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@staticmethod |
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def _try_parse(parser: configparser.ConfigParser, section, key): |
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try: |
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return parser.getint(section, key) |
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except ValueError: |
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try: |
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return parser.getfloat(section, key) |
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except ValueError: |
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try: |
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return parser.getboolean(section, key) |
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except ValueError: |
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return parser.get(section, key) |
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def decode(self, s, **kwargs): |
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parser = configparser.ConfigParser() |
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kwargs.setdefault("source", "<string>") |
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parser.read_string(s, **kwargs) |
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data = {} |
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for s in parser.sections(): |
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data[s] = {} |
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for key, _ in parser.items(s): |
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data[s][key] = INISerializer._try_parse(parser, s, key) |
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return data |
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def encode(self, d, **kwargs): |
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parser = configparser.ConfigParser() |
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processed_dict = self._preprocessed_dict(d, **kwargs) |
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parser.read_dict(processed_dict) |
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with io.StringIO() as data: |
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parser.write(data, **kwargs) |
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data.seek(0) |
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return data.getvalue() |
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def _preprocessed_dict(self, d, default_namespace="default"): |
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sections = { |
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default_namespace: {} |
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} |
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for key, value in d.items(): |
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if isinstance(value, dict): |
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sections[key] = deepcopy(value) |
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else: |
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sections[default_namespace][key] = value |
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# Stringify all the value |
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for section in sections.values(): |
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for key, val in section.items(): |
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section[key] = str(val) |
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# if the default section is empty, delete it |
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if len(sections[default_namespace]) == 0: |
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del sections[default_namespace] |
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return sections |
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