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Mon Jan 6 15:50:17 CET 2014 · https://mail.python.org/pipermail/python-dev/2014-January/130931.html

On 2014-01-06, at 14:44 , Antoine Pitrou <solipsis at pitrou.net> wrote:
>> Then,
>> the following points must be decided to define the complete list of
>> supported features (formatters):
>> 
>> * Format integer to hexadecimal? ``%x`` and ``%X``
>> * Format integer to octal? ``%o``
>> * Format integer to binary? ``{!b}``
>> * Alignment?
>> * Truncating? Truncate or raise an error?
> 
> Not desirable IMHO. bytes formatting should serve mainly for templating
> situations (i.e. catenate and insert bytestrings into one another). We
> cannot start giving text-like semantics to bytes objects without
> confusing non-experts.

But having at least some of struct's formatting options available on
bytes.format or bytes % would be useful.

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Showing content from https://mail.python.org/pipermail/python-dev/2014-January/130931.html below:

Add bytes % args and bytes.format(args) to Python 3.5