[bug#69591] [PATCH v2 30/31] gnu: Add qnnpack-pytorch-for-r-torch.

[David Elsing <david.elsing@posteo.net>]

* gnu/packages/machine-learning.scm (%python-pytorch-for-r-torch-version): New
variable.
(%python-pytorch-for-r-torch-src): New variable.
(qnnpack-pytorch-for-r-torch): New variable.
---
 gnu/packages/machine-learning.scm | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/gnu/packages/machine-learning.scm b/gnu/packages/machine-learning.scm
index 0bcbaab67f..4a8aa13d50 100644
--- a/gnu/packages/machine-learning.scm
+++ b/gnu/packages/machine-learning.scm
@@ -4695,6 +4695,34 @@ (define-public python-pytorch
 Note: currently this package does not provide GPU support.")
     (license license:bsd-3)))
 
+(define %python-pytorch-for-r-torch-version "2.0.1")
+
+(define %python-pytorch-for-r-torch-src
+  (origin
+    (inherit %python-pytorch-src)
+    (uri (git-reference
+          (url "https://github.com/pytorch/pytorch")
+          (commit (string-append "v" %python-pytorch-for-r-torch-version))))
+    (file-name (git-file-name "python-pytorch"
+                              %python-pytorch-for-r-torch-version))
+    (sha256
+     (base32
+      "0iirrn687i7sfv0p0i7dn89x3rf13a7l8y1y5h190h51yjxpxqxa"))))
+
+(define-public qnnpack-pytorch-for-r-torch
+  (package
+    (inherit qnnpack-pytorch)
+    (version (string-append "pytorch-" %python-pytorch-for-r-torch-version))
+    (source
+     (origin
+       (inherit %python-pytorch-for-r-torch-src)
+       (patches '())
+       (modules '((guix build utils)
+                  (srfi srfi-26)
+                  (ice-9 ftw)))
+       (snippet
+        (origin-snippet (package-source qnnpack-pytorch)))))))
+
 (define-public python-pytorch-for-r-torch
   (package
     (inherit python-pytorch)
-- 
2.41.0