This function is a wrapper for the Leadership.getPositions() method of the PVS API Leadership class which returns leadership positions by state and office. The function sends a request with this method to the PVS API for all state and office 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)
(optional) a character string or list of character strings with the office ID(s) (default: All) (see references for details)
A data frame with a row for each leadership position and columns with the following variables describing the position:
Ulrich Matter <ulrich.matter-at-unibas.ch>
Use State.getStateIDs() to get a list of state IDs.
See http://api.votesmart.org/docs/semi-static.html for a list of office IDs or use Office.getOfficesByType(), Office.getOfficesByLevel(), Office.getOfficesByTypeLevel() or Office.getOfficesByBranchLevel() to get a list of office ID(s).
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 character string in the pvs.key variable: ## Not run: pvs.key <- "yourkey" # get leadership positions by state ID and office ID ## Not run: positions <- Leadership.getPositions(list("AL","FL"),8) ## Not run: positions
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