02/02: gnu: python-tblib: Fix test failure with Python 3.7.

[guix-commits]

mbakke pushed a commit to branch core-updates
in repository guix.

commit 437c78bcfb268fe9d4e6116b2eb083ed873215f4
Author: Marius Bakke <address@hidden>
Date:   Thu Nov 22 00:00:44 2018 +0100

    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(+)

diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index 5e41224..569a1a5 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -9021,6 +9021,14 @@ own code, responding to click events and updating clock 
every second.")
     (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