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-rw-r--r--Lib/tempfile.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/Lib/tempfile.py b/Lib/tempfile.py
index 4b2547c98f..efcf7a7fb3 100644
--- a/Lib/tempfile.py
+++ b/Lib/tempfile.py
@@ -543,6 +543,9 @@ def NamedTemporaryFile(mode='w+b', buffering=-1, encoding=None,
if _os.name == 'nt' and delete:
flags |= _os.O_TEMPORARY
+ if "b" not in mode:
+ encoding = _io.text_encoding(encoding)
+
(fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
try:
file = _io.open(fd, mode, buffering=buffering,
@@ -583,6 +586,9 @@ else:
"""
global _O_TMPFILE_WORKS
+ if "b" not in mode:
+ encoding = _io.text_encoding(encoding)
+
prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)
flags = _bin_openflags
@@ -638,6 +644,7 @@ class SpooledTemporaryFile:
if 'b' in mode:
self._file = _io.BytesIO()
else:
+ encoding = _io.text_encoding(encoding)
self._file = _io.TextIOWrapper(_io.BytesIO(),
encoding=encoding, errors=errors,
newline=newline)