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unnest_tokens
can now unnest a data frame with a list column (which formerly threw the error unnest_tokens expects all columns of input to be atomic vectors (not lists)
). The unnested result repeats the objects within each list. (It's still not possible when collapse = TRUE
, in which tokens can span multiple lines).get_tidy_stopwords()
to obtain stopword lexicons in multiple languages in a tidy format.nma_words
of negators, modals, and adverbs that affect sentiment analysis (#55).