This function extracts city and country data from a data frame with concert info, creating a unique list of locations that can for example be used to look up geographical coordinates
Examples
city_data <- data.frame(
city = c("New York", "London", ""),
country = c("USA", "UK", "France")
)
unique_locations <- get_concert_locations(unique_shows)
#> Error in value[[3L]](cond): Error processing cities: object 'unique_shows' not found