This function is a wrapper for the Leadership.getOfficials() method of the PVS API Leadership class which grabs a list of officials that hold the leadership role in certain states. The function sends a request with this method to the PVS API for all state and leadership IDs given as a function input, extracts the XML values from the returned XML file(s) and returns them arranged in one data frame.
(optional) a character string or list of character strings with the state ID(s) (default: "NA", for national) (see references for details)
a character string or list of character strings with the leadership ID(s) (see references for details)
A data frame with a row for each leadership position and columns with the following variables describing the official:
Ulrich Matter <ulrich.matter-at-unibas.ch>
Use State.getStateIDs() to get a list of state IDs.
Use Leadership.getPositions() to get a list of leadership IDs.
See also: Matter U, Stutzer A (2015) pvsR: An Open Source Interface to Big Data on the American Political Sphere. PLoS ONE 10(7): e0130501. doi: 10.1371/journal.pone.0130501
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# First, make sure your personal PVS API key is saved as an option # (options("pvs.key" = "yourkey")) or in the pvs.key variable: ## Not run: pvs.key <- "yourkey" # get leaders by state ID and leadership ID ## Not run: officials <- Leadership.getOfficials(list("NY","FL"),list(138,140)) ## Not run: officials
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