gnu: python-einops: Update to 0.8.1.

* gnu/packages/python-science.scm (python-einops): Update to 0.8.1.
[native-inputs]: Remove jupyter.

Change-Id: I2d5c710990a77ca0fef480eaed4b59da6a10db27

gnu/packages/python-science.scm

@@ -2734,35 +2734,42 @@ necessary for reproducing the experiments in the paper.")
 (define-public python-einops
   (package
     (name "python-einops")
-    (version "0.6.1")
-    (source (origin
+    (version "0.8.1")
+    (source
+     (origin
        (method git-fetch) ;PyPI misses .ipynb files required for tests
        (uri (git-reference
              (url "https://github.com/arogozhnikov/einops")
              (commit (string-append "v" version))))
        (file-name (git-file-name name version))
        (sha256
-               (base32
-                "1h8p39kd7ylg99mh620xr20hg7v78x1jnj6vxwk31rlw2dmv2dpr"))))
+        (base32 "07xd5a4sya3mr003f17hxykcbq3zf3mnr51qagv7fy55qcnbkn97"))))
     (build-system pyproject-build-system)
     (arguments
-     (list #:phases #~(modify-phases %standard-phases
+     (list
+      #:test-flags
+      ;; Skip optional dependency on Jupyter during tests.
+      #~(list "--ignore=scripts/test_notebooks.py")
+      #:phases
+      #~(modify-phases %standard-phases
           (add-after 'unpack 'set-backend
             (lambda _
               ;; Einops supports different backends, but we test
               ;; only NumPy for availability and simplicity.
               (setenv "EINOPS_TEST_BACKENDS" "numpy"))))))
-    (native-inputs (list jupyter
-                         python-hatchling
+    (native-inputs
+     (list python-hatchling
            python-nbconvert
            python-nbformat
            python-parameterized
            python-pytest))
-    (propagated-inputs (list python-numpy))
+    (propagated-inputs
+     (list python-numpy))
     (home-page "https://einops.rocks/")
     (synopsis "Tensor operations for different backends")
-    (description "Einops provides a set of tensor operations for NumPy and
-multiple deep learning frameworks.")
+    (description
+     "Einops provides a set of tensor operations for NumPy and multiple deep
+learning frameworks.")
     (license license:expat)))
 
 (define-public python-xarray