From 9eb11443211c60d8d39dc3a21ac6daed74039867 Mon Sep 17 00:00:00 2001
From: Martin Craig <martin.craig@eng.ox.ac.uk>
Date: Tue, 10 Jul 2018 12:58:17 +0100
Subject: [PATCH] Send command output to streams 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 561e2ce23..bf63d578d 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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