Not in the system PATH but in the path where the file is stored:

Here is the original traceback from the bug report for Chandler:

Traceback (most recent call last):
  File
"/Development/osaf/chandler_石田リチャード/chandler/release/Library/Frameworks/Python.framework/Versions/2.5/lib/python2.5/doctest.py",
line 2107, in runTest
    test, out=new.write, clear_globs=False)
  File
"/Development/osaf/chandler_石田リチャード/chandler/release/Library/Frameworks/Python.framework/Versions/2.5/lib/python2.5/doctest.py",
line 1345, in run
    return self.__run(test, compileflags, out)
  File
"/Development/osaf/chandler_石田リチャード/chandler/release/Library/Frameworks/Python.framework/Versions/2.5/lib/python2.5/doctest.py",
line 1236, in __run
    got += _exception_traceback(exc_info)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe7 in position 70:
ordinal not in range(128)

On Mon, Mar 17, 2008 at 10:40 PM, Sean Reifschneider
<report@bugs.python.org> wrote:
>
>  Sean Reifschneider <jafo@tummy.com> added the comment:
>
>  This may be fixed already, or a bug in FC4.  Or perhaps you could
>  provide more information on how the bug is invoked.  I was able to
>  successfully execute a doctest with "\xee" in the path on an F8 box:
>
>  Python 2.5.1 (r251:54863, Oct 30 2007, 13:54:11)
>  [GCC 4.1.2 20070925 (Red Hat 4.1.2-33)] on linux2
>
>  Also: Please do not quote text in the reply.
>  Type "help", "copyright", "credits" or "license" for more information.
>  >>> import doctest
>  >>> doctest.testfile('foo\xeebar/test.txt')
>  (0, 1)
>  >>>
>  guin:pytest$ cat fo*/test.txt
>  The ``example`` module
>  ======================
>
>  Using ``print``
>  -------------------
>
>  This is a test example.
>
>    >>> print 'Hello world!'
>    Hello world!
>
>  ----------
>  nosy: +jafo
>
>
>
>  __________________________________
>  Tracker <report@bugs.python.org>
>  <http://bugs.python.org/issue1274>
>  __________________________________
>