From 9f68acc1682bc814fa978a6cdd10fca4ea2bc962 Mon Sep 17 00:00:00 2001
From: Mark H Weaver <mhw@netris.org>
Date: Fri, 16 Mar 2018 04:00:55 -0400
Subject: [PATCH] gnu: python-six: Use invoke instead of system*.

* gnu/packages/python.scm (python-six)[arguments]: Use invoke.
---
 gnu/packages/python.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index 82639939fd..cd940d68f6 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -1092,7 +1092,7 @@ from the Python interpreter, or as a small part of a larger application.")
        (modify-phases %standard-phases
          (replace 'check
            (lambda _
-             (zero? (system* "py.test" "-v")))))))
+             (invoke "py.test" "-v"))))))
     (native-inputs
      `(("python-py" ,python-py)
        ("python-pytest" ,python-pytest-bootstrap)))