Generics related to axing objects of the term class.
Usage
# S3 method for class 'terms'
axe_env(x, verbose = FALSE, ...)
Examples
# Using lm
wrapped_lm <- function() {
some_junk_in_environment <- runif(1e6)
fit <- lm(mpg ~ ., data = mtcars)
return(fit)
}
# Remove junk
cleaned_lm <- axe_env(wrapped_lm(), verbose = TRUE)
#> ✔ Memory released: 9.45 MB
# Check size
lobstr::obj_size(cleaned_lm)
#> 23.18 kB
# Compare environment in terms component
lobstr::obj_size(attr(wrapped_lm()$terms, ".Environment"))
#> 8.02 MB
lobstr::obj_size(attr(cleaned_lm$terms, ".Environment"))
#> 0 B
# Using rpart
library(rpart)
wrapped_rpart <- function() {
some_junk_in_environment <- runif(1e6)
fit <- rpart(Kyphosis ~ Age + Number + Start,
data = kyphosis,
x = TRUE,
y = TRUE)
return(fit)
}
lobstr::obj_size(wrapped_rpart())
#> 8.05 MB
lobstr::obj_size(axe_env(wrapped_rpart()))
#> 53.42 kB