Merge pull request #146447 from smancill/zhf-ledgerwallet

python3Packages.ledgerwallet: fix build

pkgs/development/python-modules/ledgerwallet/default.nix

@@ -25,6 +25,13 @@ buildPythonPackage rec {
     sha256 = "0fb93h2wxm9as9rsywlgz2ng4wrlbjphn6mgbhj6nls2i86rrdxk";
   };
 
+  patches = [
+    # Fix removed function in construct library
+    # https://github.com/LedgerHQ/ledgerctl/issues/17
+    # https://github.com/construct/construct/commit/8915512f53552b1493afdbce5bbf8bb6f2aa4411
+    ./remove-iterateints.patch
+  ];
+
   buildInputs = lib.optionals stdenv.isDarwin [ AppKit ];
   propagatedBuildInputs = [
     cryptography click construct ecdsa hidapi intelhex pillow protobuf requests tabulate

pkgs/development/python-modules/ledgerwallet/remove-iterateints.patch

@@ -0,0 +1,19 @@
+--- a/ledgerwallet/params.py	2021-11-17 20:31:10.488954050 -0300
++++ b/ledgerwallet/params.py	2021-11-17 20:31:30.619477930 -0300
+@@ -19,7 +19,6 @@
+ )
+ from construct.core import (
+     byte2int,
+-    iterateints,
+     singleton,
+     stream_read,
+     stream_write,
+@@ -40,7 +39,7 @@
+         num_bytes = byte & 0x80
+         encoded_len = stream_read(stream, num_bytes)
+         num = 0
+-        for len_byte in iterateints(encoded_len):
++        for len_byte in encoded_len:
+             num = num << 8 + len_byte
+         return num
+