From 974264af3782be047b4fb1765fbb67964d67a643 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Thu, 16 Dec 2021 09:04:57 +0100
Subject: gnu: python-flask-restful: Rewrite import.

It seems a function inside python-flask moved to a different module.

* gnu/packages/python-web.scm (python-flask-restful)[arguments]: Add
phase rewriting imports from flask.helpers to flask.scaffold.
---
 gnu/packages/python-web.scm | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index c04f2fbaf7..61a34bfc63 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -3335,6 +3335,13 @@ pretty printer and a tree visitor.")
          (base32
           "05b9lzx5yc3wgml2bcq50lq35h66m8zpj6dc9advcb5z3acsbaay"))))
     (build-system python-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'fix-imports
+           (lambda _
+             (substitute* "flask_restful/__init__.py"
+               (("flask\\.helpers") "flask.scaffold")))))))
     (propagated-inputs
       (list python-aniso8601 python-flask python-pycrypto python-pytz))
     (native-inputs
-- 
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