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-rw-r--r--Modules/_io/textio.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c
index 35bd922..70d062b 100644
--- a/Modules/_io/textio.c
+++ b/Modules/_io/textio.c
@@ -1513,8 +1513,13 @@ textiowrapper_read(textio *self, PyObject *args)
PyObject *decoded;
if (bytes == NULL)
goto fail;
- decoded = PyObject_CallMethodObjArgs(self->decoder, _PyIO_str_decode,
- bytes, Py_True, NULL);
+
+ if (Py_TYPE(self->decoder) == &PyIncrementalNewlineDecoder_Type)
+ decoded = _PyIncrementalNewlineDecoder_decode(self->decoder,
+ bytes, 1);
+ else
+ decoded = PyObject_CallMethodObjArgs(
+ self->decoder, _PyIO_str_decode, bytes, Py_True, NULL);
Py_DECREF(bytes);
if (decoded == NULL)
goto fail;