From 7904d6fa2c5b78958a5f9b39dad4d2446df26fd9 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Wed, 23 Jan 2019 17:14:15 +0100
Subject: [PATCH] gnu: python-ptyprocess: Use INVOKE.

* gnu/packages/python-xyz.scm (python-ptyprocess)[arguments]: Unconditionally
return #T from "check" phase.
---
 gnu/packages/python-xyz.scm | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 094fff4d20..2a3b5b56f7 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -5756,8 +5756,7 @@ markdown_py is also provided to convert Markdown files to HTML.")
      `(#:phases
        (modify-phases %standard-phases
          (replace 'check
-                  (lambda _
-                    (zero? (system* "nosetests")))))))
+           (lambda _ (invoke "nosetests"))))))
     (home-page "https://github.com/pexpect/ptyprocess")
     (synopsis "Run a subprocess in a pseudo terminal")
     (description