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[Python-Dev] subprocess shell=True on Windows doesn't escape ^character

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I am banned from tracker, so I post the bug here:Normal Windows behavior:  >hg status --rev ".^1"  M mercurial\commands.py  ? pysptest.py  >hg status --rev .^1  abort: unknown revision '.1'!So, ^ is an escape character. Seehttp://www.tomshardware.co.uk/forum/35565-45-when-special-command-lineBut subprocess doesn't escape it, making cross-platform command fail onWindows.---[cut pysptest.py]--import subprocess as sp# this fails with# abort: unknown revision '.1'!cmd = ['hg', 'status', '--rev', '.^1']# this works#cmd = 'hg status --rev ".^1"'# this works too#cmd = ['hg', 'status', '--rev', '.^^1']try:  print sp.check_output(cmd, stderr=sp.STDOUT, shell=True)except Exception as e:  print e.output-------------------------------- anatoly t.-------------- next part --------------An HTML attachment was scrubbed...URL: <http://mail.python.org/pipermail/python-dev/attachments/20140611/57620b52/attachment.html>

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