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Occupations' labels and structure are exposed at the ESCO web portal. This function retrieves languages from the downloadable CSVs, see escopedia.
get_language_code(string)
Filepath with a language code as given by ESCO downloadable .CSVs.
A character vector with two-letter language codes.
# NOT RUN { get_language_code("occupations_en.csv") # }
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