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-rw-r--r--gnu/packages/python-xyz.scm8
1 files changed, 7 insertions, 1 deletions
diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index a012241dbd..b97ab7e86e 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -578,7 +578,13 @@ workspaces.
(method url-fetch)
(uri (pypi-uri "databind.core" version))
(sha256
- (base32 "130hr19kbzizx9n2q7cwfzfk20ii3cqmqjrzb16psnafll303k2d"))))
+ (base32 "130hr19kbzizx9n2q7cwfzfk20ii3cqmqjrzb16psnafll303k2d"))
+ (snippet
+ #~(begin (use-modules (guix build utils))
+ ;; The problem with python-typing-extensions >= 4.7 is only
+ ;; with python-3.7.
+ (substitute* "pyproject.toml"
+ ((",<4.7.*") "\"\n"))))))
(build-system pyproject-build-system)
(arguments
(list