1 files changed, 1 insertions, 17 deletions

diff --git a/lib/ingcsv.ml b/lib/ingcsv.ml
index 53258fe..edb8aaa 100644
--- a/lib/ingcsv.ml
+++ b/lib/ingcsv.ml
@@ -1,6 +1,5 @@
-open Core
+open Prelude
 open Result.Let_syntax
-module Time_ns = Time_ns_unix
 
 module Debit_credit = struct
   type t = Debit | Credit [@@deriving string, sexp_of]
@@ -561,21 +560,6 @@ let tx_from_prim ptx ~ams_tz : (tx, parse_err_ext) result =
 
 type csv_err = Parse_err of parse_err_ext | Exn of exn
 
-module List = struct
-  include List
-
-  let map_result ~(f : 'a -> ('b, 'c) result) : 'a list -> ('b list, 'c) result
-      =
-    let open Result.Let_syntax in
-    let rec go = function
-      | [] -> return []
-      | x :: xs ->
-          let%map x' = f x and xs' = go xs in
-          x' :: xs'
-    in
-    go
-end
-
 let read_channel (c : In_channel.t) ~ams_tz : (tx list, csv_err) result =
   let%bind ptxs =
     try