New submission from nestor <nestornis...@gmail.com>:
Python 2.6.2 (r262:71600, Jun 4 2009, 16:07:26) [C] on aix5
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> os.popen('cat','w')
<open file 'cat', mode 'w' at 0x1101ab4f8>
Python 3.0.1 (r301:69556, Jun 4 2009, 16:07:22) [C] on aix5
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> os.popen('cat','w')
<os._wrap_close object at 0x1103e5748>
Python 3.1rc1 (r31rc1:73054, Jun 1 2009, 10:49:24) [C] on aix5
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> os.popen('cat','w')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Python-3.1rc1/Lib/os.py", line 641, in popen
return _wrap_close(io.TextIOWrapper(proc.stdin), proc)
IOError: [Errno 29] Illegal seek
This in turn causes help not to work:
Python 3.1rc1 (r31rc1:73054, Jun 1 2009, 10:49:24) [C] on aix5
Type "help", "copyright", "credits" or "license" for more information.
>>> help(open)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Python-3.1rc1/Lib/site.py", line 429, in __call__
return pydoc.help(*args, **kwds)
File "/Python-3.1rc1/Lib/pydoc.py", line 1709, in __call__
self.help(request)
File "/Python-3.1rc1/Lib/pydoc.py", line 1756, in help
else: doc(request, 'Help on %s:')
File "/Python-3.1rc1/Lib/pydoc.py", line 1505, in doc
pager(render_doc(thing, title, forceload))
File "/Python-3.1rc1/Lib/pydoc.py", line 1320, in pager
pager(text)
File "/Python-3.1rc1/Lib/pydoc.py", line 1340, in <lambda>
return lambda text: pipepager(text, 'less')
File "/Python-3.1rc1/Lib/pydoc.py", line 1359, in pipepager
pipe = os.popen(cmd, 'w')
File "/Python-3.1rc1/Lib/os.py", line 641, in popen
return _wrap_close(io.TextIOWrapper(proc.stdin), proc)
IOError: [Errno 29] Illegal seek
----------
components: Library (Lib)
messages: 89065
nosy: nestor
severity: normal
status: open
title: os.popen causes illegal seek on AIX in Python 3.1rc
versions: Python 3.1
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue6236>
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