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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2018-02-24 09:39:18 -0800
committerGitHub <noreply@github.com>2018-02-24 09:39:18 -0800
commite49bf0f353a968cddc4d8e6ea668b9d2d116e2ac (patch)
tree1dbc9e1dc01efec399c905691542eeb9a671c0ac /Modules/_io
parent46632f4d3c1f3aef875d2ada750a298ab0510992 (diff)
downloadcpython-git-e49bf0f353a968cddc4d8e6ea668b9d2d116e2ac.tar.gz
bpo-31966: Fixed WindowsConsoleIO.write() for writing empty data. (GH-5754)
(cherry picked from commit 42c35d9c0c8175332f50fbe034a001fe52f057b9) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
Diffstat (limited to 'Modules/_io')
-rw-r--r--Modules/_io/winconsoleio.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Modules/_io/winconsoleio.c b/Modules/_io/winconsoleio.c
index 30d1c767af..b85c11b340 100644
--- a/Modules/_io/winconsoleio.c
+++ b/Modules/_io/winconsoleio.c
@@ -964,6 +964,9 @@ _io__WindowsConsoleIO_write_impl(winconsoleio *self, Py_buffer *b)
if (!self->writable)
return err_mode("writing");
+ if (!b->len) {
+ return PyLong_FromLong(0);
+ }
if (b->len > BUFMAX)
len = BUFMAX;
else