On Sep 25, 2008, at 9:18 AM, Lisandro Dalcin wrote:

> If we do 'isinstance(obj, str)', then what should be the behavior in
> Py2 and Py3? In fact, this question is actually related to the map in
> builtin_types_table at Cython/Compiler/Builtin.py. Do it make sense to
> do the map like this
>
> bytes -> PyBytes_Type
> str -> PyString_Type
> unicode -> PyUnicode_Type
>
> But this would require to #define 'PyString_Type' to 'PyUnicode_Type'
> for the Py3 case, instead of the current approach of being it #defined
> a 'PyBytes_Type'.

I think this is the right idea.

> My mind still resist the idea of not being able to tell Cython 'this
> is the built-in 'str' type you use in Python code, whatever it is in
> Py2 or Py3'.

Me too.

- Robert

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