let
  lib = import <nixpkgs/lib>;
  utils = rec {
    # Passthrough trace for debugging
    pTrace = v: lib.traceSeq v v;
    # find the total sum of a int list
    sum = l: lib.foldr (x: y: x + y) 0 l;
    # splits a list of length two into two params then they're passed to a func
    split = pair: f: f (lib.head pair) (lib.last pair);
    # Finds the max value in a list
    maxList = l: lib.foldr lib.max 0 l;
    # Sorts a int list. Greatest value first
    sortList = l: lib.sort (x: y: x > y) l;
    # Returns the top cnt items of the list
    topOfList = l: cnt: lib.take cnt l;
  };
in
lib // lib.strings // builtins // utils