1 files changed, 43 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/diffimg/default.nix b/nixpkgs/pkgs/development/python-modules/diffimg/default.nix
new file mode 100644
index 000000000000..e5afcdf8cdf1
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/diffimg/default.nix
@@ -0,0 +1,43 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pillow
+, unittestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "diffimg";
+  version = "0.3.0"; # github recognized 0.1.3, there's a v0.1.5 tag and setup.py says 0.3.0
+  format = "setuptools";
+
+  src = fetchFromGitHub {
+    owner = "nicolashahn";
+    repo = "diffimg";
+    rev = "b82f0bb416f100f9105ccccf1995872b29302461";
+    hash = "sha256-H/UQsqyfdnlESBe7yRu6nK/0dakQkAfeFaZNwjCMvdM=";
+  };
+
+  # it imports the wrong diff,
+  # fix offered to upstream https://github.com/nicolashahn/diffimg/pull/6
+  postPatch = ''
+    substituteInPlace diffimg/test.py \
+      --replace "from diff import diff" "from diffimg.diff import diff"
+  '';
+
+  propagatedBuildInputs = [
+    pillow
+  ];
+
+  pythonImportsCheck = [ "diffimg" ];
+
+  nativeCheckInputs = [
+    unittestCheckHook
+  ];
+
+  meta = with lib; {
+    description = "Differentiate images in python - get a ratio or percentage difference, and generate a diff image";
+    homepage = "https://github.com/nicolashahn/diffimg";
+    license = licenses.mit;
+    maintainers = with maintainers; [ evils ];
+  };
+}