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author | W. Trevor King <wking@drexel.edu> | 2009-12-07 20:07:55 -0500 |
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committer | W. Trevor King <wking@drexel.edu> | 2009-12-07 20:07:55 -0500 |
commit | 49a7771336ce09f6d42c7699ef32aecea0e83182 (patch) | |
tree | f237c7413fb68e72b1d87b0ccc4c788944168f10 /libbe/util/beuuid.py | |
parent | c3bcafe12034d35f5c46f76a7dab97ab08b84dfd (diff) | |
download | bugseverywhere-49a7771336ce09f6d42c7699ef32aecea0e83182.tar.gz |
Initial directory restructuring to clarify dependencies
Diffstat (limited to 'libbe/util/beuuid.py')
-rw-r--r-- | libbe/util/beuuid.py | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/libbe/util/beuuid.py b/libbe/util/beuuid.py new file mode 100644 index 0000000..a3a3b6c --- /dev/null +++ b/libbe/util/beuuid.py @@ -0,0 +1,67 @@ +# Copyright (C) 2008-2009 Gianluca Montecchi <gian@grys.it> +# W. Trevor King <wking@drexel.edu> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +""" +Backwards compatibility support for Python 2.4. Once people give up +on 2.4 ;), the uuid call should be merged into bugdir.py +""" + +import libbe +if libbe.TESTING == True: + import unittest + + +try: + from uuid import uuid4 # Python >= 2.5 + def uuid_gen(): + id = uuid4() + idstr = id.urn + start = "urn:uuid:" + assert idstr.startswith(start) + return idstr[len(start):] +except ImportError: + import os + import sys + from subprocess import Popen, PIPE + + def uuid_gen(): + # Shell-out to system uuidgen + args = ['uuidgen', 'r'] + try: + if sys.platform != "win32": + q = Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE) + else: + # win32 don't have os.execvp() so have to run command in a shell + q = Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE, + shell=True, cwd=cwd) + except OSError, e : + strerror = "%s\nwhile executing %s" % (e.args[1], args) + raise OSError, strerror + output, error = q.communicate() + status = q.wait() + if status != 0: + strerror = "%s\nwhile executing %s" % (status, args) + raise Exception, strerror + return output.rstrip('\n') + +if libbe.TESTING == True: + class UUIDtestCase(unittest.TestCase): + def testUUID_gen(self): + id = uuid_gen() + self.failUnless(len(id) == 36, "invalid UUID '%s'" % id) + + suite = unittest.TestLoader().loadTestsFromTestCase(UUIDtestCase) |