first commit

jconfig/__init__.py

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+# -*- coding: utf-8 -*-
+"""
+:authors: python273
+:license: Apache License, Version 2.0, see LICENSE file
+
+:copyright: (c) 2019 python273
+"""
+
+__author__ = 'python273'
+__version__ = '3.0'
+__email__ = 'vk_api@python273.pw'
+
+from .jconfig import Config
+from .memory import MemoryConfig

jconfig/base.py

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+# -*- coding: utf-8 -*-
+"""
+:authors: python273
+:license: Apache License, Version 2.0, see LICENSE file
+
+:copyright: (c) 2019 python273
+"""
+
+
+class BaseConfig(object):
+    """ Абстрактный базовый класс конфигурации.
+    У наследуемых классов должен быть определен `__slots__`
+
+    :param section: имя подкатегории в конфиге
+    :param \*\*kwargs: будут переданы в :func:`load`
+    """
+
+    __slots__ = ('section_name', '_settings', '_section')
+
+    def __init__(self, section, **kwargs):
+        self.section_name = section
+
+        self._settings = self.load(**kwargs)
+        self._section = self._settings.setdefault(section, {})
+
+    def __getattr__(self, name):
+        return self._section.get(name)
+
+    __getitem__ = __getattr__
+
+    def __setattr__(self, name, value):
+        try:
+            super(BaseConfig, self).__setattr__(name, value)
+        except AttributeError:
+            self._section[name] = value
+
+    __setitem__ = __setattr__
+
+    def setdefault(self, k, d=None):
+        return self._section.setdefault(k, d)
+
+    def clear_section(self):
+        self._section.clear()
+
+    def load(self, **kwargs):
+        """Абстрактный метод, должен возвращать dict с конфигом"""
+        raise NotImplementedError
+
+    def save(self):
+        """Абстрактный метод, должен сохранять конфиг"""
+        raise NotImplementedError

jconfig/jconfig.py

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+# -*- coding: utf-8 -*-
+"""
+:authors: python273
+:license: Apache License, Version 2.0, see LICENSE file
+
+:copyright: (c) 2019 python273
+"""
+
+
+import json
+
+from .base import BaseConfig
+
+
+class Config(BaseConfig):
+    """ Класс конфигурации в файле
+
+    :param filename: имя файла
+    """
+
+    __slots__ = ('_filename',)
+
+    def __init__(self, section, filename='.jconfig'):
+        self._filename = filename
+
+        super(Config, self).__init__(section, filename=filename)
+
+    def load(self, filename, **kwargs):
+        try:
+            with open(filename, 'r') as f:
+                settings = json.load(f)
+        except (IOError, ValueError):
+            settings = {}
+
+        settings.setdefault(self.section_name, {})
+
+        return settings
+
+    def save(self):
+        with open(self._filename, 'w') as f:
+            json.dump(self._settings, f, indent=2, sort_keys=True)

jconfig/memory.py

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+# -*- coding: utf-8 -*-
+"""
+:authors: python273
+:license: Apache License, Version 2.0, see LICENSE file
+
+:copyright: (c) 2019 python273
+"""
+
+from .base import BaseConfig
+
+
+class MemoryConfig(BaseConfig):
+    """ Класс конфигурации в памяти
+
+    :param settings: существующий dict с конфигом
+    """
+
+    __slots__ = tuple()
+
+    def load(self, settings=None, **kwargs):
+        return {} if settings is None else settings
+
+    def save(self):
+        pass