From 39f95f889e80d8106dc19a804ae1b6165ebf14be Mon Sep 17 00:00:00 2001
From: Sharlatan Hellseher <sharlatanus@gmail.com>
Date: Mon, 6 Apr 2026 11:39:15 +0100
Subject: [PATCH] gnu: python-opt-einsum: Update to 3.4.0.

* gnu/packages/python-science.scm (python-opt-einsum): Update to 3.4.0.
[source]: Switch to git-fetch.
[propagated-inputs]: Add python-dask and python-sparse.
[native-inputs]: Remove python-setuptools and python-wheel; add
python-hatch-fancy-pypi-readme, python-hatch-vcs, and
python-hatchling.

Change-Id: I9aea1e93908bc06374e0ea9577e3b46492b64e40
---
 gnu/packages/python-science.scm | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

diff --git a/gnu/packages/python-science.scm b/gnu/packages/python-science.scm
index aed58d7d30..1a05f83d28 100644
--- a/gnu/packages/python-science.scm
+++ b/gnu/packages/python-science.scm
@@ -2307,17 +2307,29 @@ aggregated sum and more.")
 (define-public python-opt-einsum
   (package
     (name "python-opt-einsum")
-    (version "3.3.0")
-    (source (origin
-              (method url-fetch)
-              (uri (pypi-uri "opt_einsum" version))
-              (sha256
-               (base32
-                "0jb5lia0q742d1713jk33vlj41y61sf52j6pgk7pvhxvfxglgxjr"))))
+    (version "3.4.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/dgasmith/opt_einsum")
+              (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "14p8rncba295w1bfnmn27fxi6mjas31y7yawvbiwj7d7ci196kx4"))))
     (build-system pyproject-build-system)
-    (propagated-inputs (list python-numpy))
+    ;; tests: 7752 passed, 139 skipped, 6 warnings
     (native-inputs
-     (list python-pytest python-setuptools python-wheel))
+     (list python-hatch-fancy-pypi-readme
+           python-hatch-vcs
+           python-hatchling
+           python-pytest))
+    (propagated-inputs
+     (list python-dask
+           ;; python-jax
+           python-numpy
+           python-sparse
+           #;python-torch))
     (home-page "https://github.com/dgasmith/opt_einsum")
     (synopsis "Optimizing numpys einsum function")
     (description