From 9cbd819ab72a52491afa30e7dae2e2c75d51a80c Mon Sep 17 00:00:00 2001
From: Tobias Geerinckx-Rice <me@tobias.gr>
Date: Tue, 26 Jun 2018 17:50:42 +0200
Subject: gnu: python-patsy: Return #t from phases.

* gnu/packages/statistics.scm (python-patsy)[arguments]: Substitute
INVOKE for SYSTEM*.
---
 gnu/packages/statistics.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 9853e842c2..8be3ce1a80 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -1816,7 +1816,8 @@ and fast file reading.")
     (arguments
      `(#:phases
        (modify-phases %standard-phases
-         (replace 'check (lambda _ (zero? (system* "nosetests" "-v")))))))
+         (replace 'check
+           (lambda _ (invoke "nosetests" "-v"))))))
     (propagated-inputs
      `(("python-numpy" ,python-numpy)
        ("python-scipy" ,python-scipy)
-- 
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