How to perform 'Async Get File Extension' in Clojure.
;; Task: Async Get File Extension
;; Language: Clojure
defn async_get_file_extension() (
;; Implementation for Async Get File Extension
def result = ...; ;; Initialize variable
;; TODO: Implement core logic here
;; Step 1: Prepare data
;; Step 2: Process Async Get File Extension
println("Done");
)