Artem Pavlenko 1a9395bd28 use key_value (typedef to std::string) ... throw std::out_of_range if key doesn't exist add has_key(key_value const&) method		2012-01-17 11:23:32 -05:00
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python	use key_value (typedef to std::string)	2012-01-17 11:23:32 -05:00