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The values of the keys in a namespace can be obtained from the GRIB just using the "codes_get" instruction with the key name or with the key name prefixed by the namespace name. For example the following are equivalent: shortName parameter.shortName
The same is valid for the "codes_set" instruction.
All the values of the keys belonging to a namespace can be printed with the -n option of grib_ls or with the keys iterator provided by the library.
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