[Python-ideas] strptime without second argument as an inverse to __str__

[Wolfgang Maier]

On 07.08.2014 19:27, Alexander Belopolsky wrote:
>
> On Thu, Aug 7, 2014 at 4:17 AM, Wolfgang Maier
> <wolfgang.maier at biologie.uni-freiburg.de
> <mailto:wolfgang.maier at biologie.uni-freiburg.de>>
> wrote:
>
>
>         Since parsing will be done in C, it's cost can be made
>         negligible.  In
>         implementations other than CPython, YMMV.
>
>
>     Why would parsing occur in C ? The datetime module is implemented in
>     pure Python.
>
>
> No.  In CPython, datetime module is implemented in C.
>
> http://hg.python.org/cpython/file/default/Modules/_datetimemodule.c
>

Just to make sure I understood things right: new additions to the 
datetime module would normally be implemented in the Python version.

But then I was forgetting that your suggestion was about changing the 
default constructor, which would have to happen in the C version.

Correct ?