better raise message if try to launch impl_get_information/impl_set_information in uncompatible class
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parent
23f6d2228f
commit
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@ -64,19 +64,27 @@ class BaseInformation(object):
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:param key: information's key (ex: "help", "doc"
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:param key: information's key (ex: "help", "doc"
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:param value: information's value (ex: "the help string")
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:param value: information's value (ex: "the help string")
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"""
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"""
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try:
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self._impl_informations[key] = value
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self._impl_informations[key] = value
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except AttributeError:
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raise AttributeError(_('{0} instance has no attribute '
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'impl_set_information').format(self.__class__.__name__))
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def impl_get_information(self, key, default=None):
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def impl_get_information(self, key, default=None):
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"""retrieves one information's item
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"""retrieves one information's item
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:param key: the item string (ex: "help")
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:param key: the item string (ex: "help")
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"""
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"""
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try:
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if key in self._impl_informations:
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if key in self._impl_informations:
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return self._impl_informations[key]
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return self._impl_informations[key]
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elif default is not None:
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elif default is not None:
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return default
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return default
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else:
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else:
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raise ValueError(_("Information's item not found: {0}").format(key))
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raise ValueError(_("Information's item not found: {0}").format(key))
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except AttributeError:
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raise AttributeError(_('{0} instance has no attribute '
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'impl_get_information').format(self.__class__.__name__))
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class Option(BaseInformation):
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class Option(BaseInformation):
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