From a3be7cb87f277c801c6b375d3e1edbc382a86f6a Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauldmccarthy@gmail.com>
Date: Mon, 2 Jul 2018 14:55:08 +0100
Subject: [PATCH] ENH: Process stdout wrapper forwards lines in real time.
---
fsl/utils/run.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fsl/utils/run.py b/fsl/utils/run.py
index a8adb80b8..4c45f6aa8 100644
--- a/fsl/utils/run.py
+++ b/fsl/utils/run.py
@@ -107,7 +107,7 @@ def _forwardStream(in_, *outs):
omodes = [getattr(o, 'mode', 'w') for o in outs]
def realForward():
- for line in in_:
+ for line in iter(in_.readline, b''):
for i, o in enumerate(outs):
if 'b' in omodes[i]: o.write(line)
else: o.write(line.decode('utf-8'))
--
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