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GribFile and BufrFile: Classes that implement a GRIB/BUFR file that . A GribFile/BufrFile closes itself and its messages when it is no longer needed.
GribMessage and BufrMessage: Classes that implement a GRIB/BUFR message that . A GribMessage/BufrMessage allows access to the message's key-value pairs in a dictionary-like manner and closes the message when it is no longer needed, coordinating this with its host file.
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