tw_filter_first | R Documentation |
Same as tw_filter()
, but consistently returns data frames with a single row.
tw_filter_first(
search,
p,
q,
language = tidywikidatar::tw_get_language(),
limit = 10,
include_search = FALSE,
wait = 0,
cache = NULL,
overwrite_cache = FALSE,
cache_connection = NULL,
disconnect_db = TRUE
)
search |
A data frame generated by |
p |
A character vector of length 1, a property. Must always start with the capital letter "P", e.g. "P31" for "instance of". |
q |
A character vector of length 1, a wikidata id. Must always start with the capital letter "Q", e.g. "Q5" for "human being". |
language |
Language to be used for the search. |
limit |
Maximum numbers of responses to be given. |
include_search |
Logical, defaults to FALSE. If TRUE, the search is returned as an additional column. |
wait |
In seconds, defaults to 0. Time to wait between queries to Wikidata. If data are cached locally, wait time is not applied. If you are running many queries systematically you may want to add some waiting time between queries. |
cache |
Defaults to NULL. If given, it should be given either TRUE or FALSE. Typically set with |
overwrite_cache |
Defaults to FALSE. If TRUE, overwrites cache. |
cache_connection |
Defaults to NULL. If NULL, and caching is enabled, |
disconnect_db |
Defaults to TRUE. If FALSE, leaves the connection to cache open. |
A data frame with one row and three columns, id
, label
, and description
, filtered by the above criteria.
tw_search("Margaret Mead") %>%
tw_filter_first(p = "P31", q = "Q5")
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