105/150: gnu: python-gevent: Override build backend.

[guix-commits]

lbraun pushed a commit to branch wip-python-pep517
in repository guix.

commit 3c85d69b629843140116b0d7feabde6932a5fd58
Author: Lars-Dominik Braun <lars@6xq.net>
AuthorDate: Fri Jan 7 13:13:20 2022 +0100

    gnu: python-gevent: Override build backend.
    
    * gnu/packages/python-xyz.scm (python-gevent)[arguments]: Override
     #:build-backend.
---
 gnu/packages/python-xyz.scm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 45b3b3ca15..002716b6e2 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -16103,6 +16103,9 @@ graphviz.")
                   (srfi srfi-26)
                   (guix build utils)
                   (guix build python-build-system))
+       ;; Override, because python-build-system does not support 
colon-separated
+       ;; specifications.
+       #:build-backend "setuptools.build_meta"
        #:phases (modify-phases %standard-phases
                   (add-before 'patch-source-shebangs 'patch-hard-coded-paths
                     (lambda _