packages_needed <- c("devtools","roxygen2")
for (i in 1:length(packages_needed)){
if(!(packages_needed[i] %in% installed.packages())){install.packages(packages_needed[i])}
}
for (i in 1:length(packages_needed)){
library( packages_needed[i], character.only = TRUE)
}
document()
setwd('../')
install('quaint')
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