You should probably take a look at Python 2.4.2 for DOS here http://www.caddit.net/pythond/downloads.php
And also check all other files transferred to DOS using the DJGPP gcc port. In addition, Python has been ported to OS \ 2, which is DOS-like, but not DOS-like. I believe this may have been done using a DOS DJGPP relative, but not sure.
I hope your platform does not suffer from complex DOS memory models.
Also, there was something called Pippy, which was the Python interpreter that worked on Palm OS at the turn of the century. There is also PyMite and TinyPy.
http://wiki.python.org/moin/EmbeddedPython contains some useful links.
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