Output buffered in Python 3

[weizi]

Python 3.1.2 (r312:79149, Mar 21 2010, 00:41:52) [MSC v.1500 32 bit (Intel)] on win32
Type "copyright", "credits" or "license()" for more information.
DreamPie 1.0.2
>>> for i in range(10):
... print(i,end = ' ')
>>>

[Noam Yorav-Raphael (noamraph)]

Thanks for the report!

This is caused by Python 3 buffering stdout. A somewhat simpler example can be:
>>> import sys
>>> sys.stdout.write('a')
>>>

I reported this in http://bugs.python.org/issue8213 . I commited a workaround in revision 156 to flush stdout and stderr after executing.