From 437c78bcfb268fe9d4e6116b2eb083ed873215f4 Mon Sep 17 00:00:00 2001
From: Marius Bakke <mbakke@fastmail.com>
Date: Thu, 22 Nov 2018 00:00:44 +0100
Subject: gnu: python-tblib: Fix test failure with Python 3.7.

* gnu/packages/python.scm (python-tblib)[arguments]: Add 'adjust-tests' phase.
---
 gnu/packages/python.scm | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'gnu/packages/python.scm')

diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index 5e41224edc..569a1a5732 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -9021,6 +9021,14 @@ (define-public python-tblib
     (arguments
      `(#:phases
        (modify-phases %standard-phases
+         (add-before 'check 'adjust-tests
+           (lambda _
+             (when (which "python3")
+               ;; Adjust the example output to match that of Python 3.7:
+               ;; <https://github.com/ionelmc/python-tblib/issues/36>.
+               (substitute* "README.rst"
+                 (("Exception\\('fail',") "Exception('fail'"))
+               #t)))
          (replace 'check
            (lambda _
              ;; Upstream runs tests after installation and the package itself
-- 
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