python310Packages.preshed 0 -> 1
attrpath: python310Packages.preshed
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[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/9a43m3zq3l34ar9h4xvc38lm05992si4-packages.json.drv
building '/nix/store/9a43m3zq3l34ar9h4xvc38lm05992si4-packages.json.drv'...

Going to be running update for following packages:
 - python3.10-preshed-3.0.9

Press Enter key to continue...
Running update for:
 - python3.10-preshed-3.0.9: UPDATING ...
 - python3.10-preshed-3.0.9: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/python-modules/preshed/default.nix b/pkgs/development/python-modules/preshed/default.nix
index e0d37c51a2b1..557045649425 100644
--- a/pkgs/development/python-modules/preshed/default.nix
+++ b/pkgs/development/python-modules/preshed/default.nix
@@ -11,14 +11,14 @@
 
 buildPythonPackage rec {
   pname = "preshed";
-  version = "3.0.9";
+  version = "4.0.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-chhjxSRP/NJlGtCSiVGix8d7EC9OEaJRrYXTfudiFmA=";
+    hash = "sha256-XisLKgfdGo3uqtZhIBmEXGAu4kkH9pNuqvF6q9VuVEw=";
   };
 
   nativeBuildInputs = [

No auto update branch exists
Old version 3.0.9" not present in staging derivation file with contents: { lib
, buildPythonPackage
, cymem
, cython
, python
, fetchPypi
, murmurhash
, pytestCheckHook
, pythonOlder
}:

buildPythonPackage rec {
  pname = "preshed";
  version = "4.0.0";
  format = "setuptools";

  disabled = pythonOlder "3.7";

  src = fetchPypi {
    inherit pname version;
    hash = "sha256-XisLKgfdGo3uqtZhIBmEXGAu4kkH9pNuqvF6q9VuVEw=";
  };

  nativeBuildInputs = [
    cython
  ];

  propagatedBuildInputs = [
    cymem
    murmurhash
  ];

  nativeCheckInputs = [
    pytestCheckHook
  ];

  # Tests have import issues with 3.0.8
  doCheck = false;

  pythonImportsCheck = [
    "preshed"
  ];

  meta = with lib; {
    description = "Cython hash tables that assume keys are pre-hashed";
    homepage = "https://github.com/explosion/preshed";
    license = licenses.mit;
    maintainers = with maintainers; [ ];
  };
}