'isimmutable' and 'ImmutableNester'

[Mark Lawrence]

On 12/11/2013 11:10, Frank-Rene Schäfer wrote:
>
> Admittedly, I have no knowledge about the python implementation.
>

There is no "the" regarding Python implementations.  Cpython alone is at 
either 2.7.6 or 3.3.3 with 3.4 at alpha, then there's IronPython, 
Jython, PyPy and lots more that I'm sure Steven D'Aprano can probably 
list from the top of his head :)

-- 
Python is the second best programming language in the world.
But the best has yet to be invented.  Christian Tismer

Mark Lawrence