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103 lines
3.4 KiB
Python
103 lines
3.4 KiB
Python
###
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# Copyright (c) 2002-2005, Jeremiah Fincher
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# Copyright (c) 2008, James McCoy
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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import sys
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###
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# csv.{join,split} -- useful functions that should exist.
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###
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import csv
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import cStringIO as StringIO
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def join(L):
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fd = StringIO.StringIO()
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writer = csv.writer(fd)
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writer.writerow(L)
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return fd.getvalue().rstrip('\r\n')
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def split(s):
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fd = StringIO.StringIO(s)
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reader = csv.reader(fd)
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return reader.next()
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csv.join = join
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csv.split = split
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# We use this often enough that we're going to stick it in builtins.
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def force(x):
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if callable(x):
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return x()
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else:
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return x
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__builtins__['force'] = force
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if sys.version_info < (2, 4, 0):
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def reversed(L):
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"""Iterates through a sequence in reverse."""
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for i in xrange(len(L) - 1, -1, -1):
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yield L[i]
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__builtins__['reversed'] = reversed
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def sorted(iterable, cmp=None, key=None, reversed=False):
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L = list(iterable)
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if key is not None:
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assert cmp is None, 'Can\'t use both cmp and key.'
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sortBy(key, L)
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else:
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L.sort(cmp)
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if reversed:
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L.reverse()
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return L
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__builtins__['sorted'] = sorted
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import operator
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def itemgetter(i):
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return lambda x: x[i]
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def attrgetter(attr):
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return lambda x: getattr(x, attr)
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operator.itemgetter = itemgetter
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operator.attrgetter = attrgetter
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import sets
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__builtins__['set'] = sets.Set
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__builtins__['frozenset'] = sets.ImmutableSet
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import socket
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# Some socket modules don't have sslerror, so we'll just make it an error.
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if not hasattr(socket, 'sslerror'):
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socket.sslerror = socket.error
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# These imports need to happen below the block above, so things get put into
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# __builtins__ appropriately.
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from .gen import *
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from . import crypt, error, file, iter, net, python, seq, str, transaction, web
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# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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