[issue20404] Delayed exception using non-text encodings with TextIOWrapper

[Roundup Robot]

Roundup Robot added the comment:

New changeset 140a69d950eb by Georg Brandl in branch '3.3':
Issue #20404: reject non-text encodings early in TextIOWrapper.
http://hg.python.org/cpython/rev/140a69d950eb

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue20404>
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