Martin Panter added the comment:

It seems to me that the simplest fix is to document:

1. Struct.format attribute is a byte string 2. The input format strings for struct.pack(), Struct class, etc, are also allowed to be byte strings, for consistency (Issue 16349)

Here is a patch that does that, and adds some simple test cases.

---------- keywords: +patch Added file: http://bugs.python.org/file37474/format-bytes.patch

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