--- a/progs/fun/fun_parser.sc	Mon Jan 24 00:00:33 2022 +0000
+++ b/progs/fun/fun_parser.sc	Mon Jan 24 00:14:02 2022 +0000
@@ -162,7 +162,7 @@
 // import ammonite.ops._
 
 // post 2.5.0 ammonite
-import $ivy.`com.lihaoyi::os-lib:0.8.0` 
+// import os._
 
 def parse_tks(tks: List[Token]) : List[Decl] = 
   Prog.parse_single(tks)