ansi2html 0 -> 1
attrpath: ansi2html
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoSha256 or cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorSha256 or vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/p715gblcsppw3p84avh5whhvpdmwh28j-packages.json.drv
building '/nix/store/p715gblcsppw3p84avh5whhvpdmwh28j-packages.json.drv'...

Going to be running update for following packages:
 - ansi2html-1.8.0

Press Enter key to continue...
Running update for:
 - ansi2html-1.8.0: UPDATING ...
 - ansi2html-1.8.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/python-modules/ansi2html/default.nix b/pkgs/development/python-modules/ansi2html/default.nix
index 192ecaf2eab4..af792f6aef49 100644
--- a/pkgs/development/python-modules/ansi2html/default.nix
+++ b/pkgs/development/python-modules/ansi2html/default.nix
@@ -10,12 +10,12 @@
 
 buildPythonPackage rec {
   pname = "ansi2html";
-  version = "1.8.0";
+  version = "1.9.1";
   format = "pyproject";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-OLgqKYSCofomE/D5yb6z23Ko+DLurFjrLke/Ms039tU=";
+    hash = "sha256-XGg3oT7MGQOqt6VFNTMSBJ3+3+UQU2KtOo2dIHhx7HE=";
   };
 
   patches = [

No auto update branch exists
Old version 1.8.0" not present in staging derivation file with contents: { lib
, buildPythonPackage
, fetchPypi
, pytestCheckHook
, setuptools
, setuptools-scm
, wheel
}:

buildPythonPackage rec {
  pname = "ansi2html";
  version = "1.9.1";
  format = "pyproject";

  src = fetchPypi {
    inherit pname version;
    hash = "sha256-XGg3oT7MGQOqt6VFNTMSBJ3+3+UQU2KtOo2dIHhx7HE=";
  };

  nativeBuildInputs = [
    setuptools
    setuptools-scm
    wheel
  ];

  preCheck = "export PATH=$PATH:$out/bin";

  nativeCheckInputs = [
    pytestCheckHook
  ];

  pythonImportsCheck = [ "ansi2html" ];

  meta = with lib; {
    description = "Convert text with ANSI color codes to HTML";
    homepage = "https://github.com/ralphbean/ansi2html";
    license = licenses.lgpl3Plus;
    maintainers = with maintainers; [ davidtwco ];
  };
}