branch master updated: gnu: python-setuptools-scm-git-archive: Don't install duplicate egginfo.

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The following commit(s) were added to refs/heads/master by this push:
     new bdcfe80  gnu: python-setuptools-scm-git-archive: Don't install 
duplicate egginfo.
bdcfe80 is described below

commit bdcfe80b41e3d973591272036461c263d3713b22
Author: Marius Bakke <marius@gnu.org>
AuthorDate: Tue Dec 14 00:13:30 2021 +0100

    gnu: python-setuptools-scm-git-archive: Don't install duplicate egginfo.
    
    * gnu/packages/python-xyz.scm 
(python-setuptools-scm-git-archive)[arguments]:
    New field.
---
 gnu/packages/python-xyz.scm | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index f4903b8..270d665 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -19786,6 +19786,16 @@ services.")
         (base32
          "1nii1sz5jq75ilf18bjnr11l9rz1lvdmyk66bxl7q90qan85yhjj"))))
     (build-system python-build-system)
+    (arguments
+     '(#:phases (modify-phases %standard-phases
+                  (add-after 'unpack 'dont-install-defunct-egginfo
+                    (lambda _
+                      ;; When a ".git" directory is missing, the setup.py
+                      ;; script invokes setuptools.setup twice, once with
+                      ;; "0" as the version.  Prevent that.
+                      (substitute* "setup.py"
+                        (("if not isdir\\('\\.git'\\):")
+                         "if False:")))))))
     (native-inputs
      (list python-pytest))
     (propagated-inputs