sqlmap/lib/utils/xrange.py at master · getcode2git/sqlmap · GitHub

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#!/usr/bin/env python

"""

See the file 'doc/COPYING' for copying permission

"""

class xrange(object):

"""

Advanced (re)implementation of xrange (supports slice/copy/etc.)

Reference: http://code.activestate.com/recipes/521885-a-pythonic-implementation-of-xrange/

>>> foobar = xrange(1, 10)

>>> 7 in foobar

True

>>> 11 in foobar

False

>>> foobar[0]

"""

__slots__ = ['_slice']

def __init__(self, *args):

if args and isinstance(args[0], type(self)):

self._slice = slice(args[0].start, args[0].stop, args[0].step)

else:

self._slice = slice(*args)

if self._slice.stop is None:

raise TypeError("xrange stop must not be None")

@property

def start(self):

if self._slice.start is not None:

return self._slice.start

return 0

@property

def stop(self):

return self._slice.stop

@property

def step(self):

if self._slice.step is not None:

return self._slice.step

return 1

def __hash__(self):

return hash(self._slice)

def __cmp__(self, other):

return (cmp(type(self), type(other)) or

cmp(self._slice, other._slice))

def __repr__(self):

return '%s(%r, %r, %r)' % (type(self).__name__,

self.start, self.stop, self.step)

def __len__(self):

return self._len()

def _len(self):

return max(0, int((self.stop - self.start) / self.step))

def __contains__(self, value):

return (self.start <= value < self.stop) and (value - self.start) % self.step == 0

def __getitem__(self, index):

if isinstance(index, slice):

start, stop, step = index.indices(self._len())

return xrange(self._index(start),

self._index(stop), step*self.step)

elif isinstance(index, (int, long)):

if index < 0:

fixed_index = index + self._len()

else:

fixed_index = index

if not 0 <= fixed_index < self._len():

raise IndexError("Index %d out of %r" % (index, self))

return self._index(fixed_index)

else:

raise TypeError("xrange indices must be slices or integers")

def _index(self, i):

return self.start + self.step * i

sqlmap/lib/utils/xrange.py at master · getcode2git/sqlmap · GitHub

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