Check if Keras is Available
Probe to see whether the Keras python package is available in the current system environment.
is_keras_available(version = NULL)
Arguments
version | Minimum required version of Keras (defaults to |
Value
Logical indicating whether Keras (or the specified minimum version of Keras) is available.
Examples
# NOT RUN {
# testthat utilty for skipping tests when Keras isn't available
skip_if_no_keras <- function(version = NULL) {
if (!is_keras_available(version))
skip("Required keras version not available for testing")
}
# use the function within a test
test_that("keras function works correctly", {
skip_if_no_keras()
# test code here
})
# }