Gecko [ armaneco.co.uk ]

Name	Size	Permission	Date
common	[ DIR ]	drwxr-xr-x	2022-02-05 00:54
__init__.py	3.29 KB	-rw-r--r--	2013-03-01 03:21
__init__.pyc	2.64 KB	-rw-r--r--	2014-09-17 22:13
__init__.pyo	2.64 KB	-rw-r--r--	2014-09-17 22:13
_compat.py	1.82 KB	-rw-r--r--	2013-03-01 03:21
_compat.pyc	2.21 KB	-rw-r--r--	2014-09-17 22:13
_compat.pyo	2.21 KB	-rw-r--r--	2014-09-17 22:13
_flatten.py	1.03 KB	-rw-r--r--	2013-03-01 03:21
_flatten.pyc	698 B	-rw-r--r--	2014-09-17 22:13
_flatten.pyo	698 B	-rw-r--r--	2014-09-17 22:13
_zope_interface_coptimizations.so	31.73 KB	-rwxr-xr-x	2014-09-17 22:13
adapter.py	22.51 KB	-rw-r--r--	2013-03-01 03:21
adapter.pyc	18.89 KB	-rw-r--r--	2014-09-17 22:13
adapter.pyo	18.89 KB	-rw-r--r--	2014-09-17 22:13
advice.py	7.37 KB	-rw-r--r--	2013-03-01 03:21
advice.pyc	5.42 KB	-rw-r--r--	2014-09-17 22:13
advice.pyo	5.38 KB	-rw-r--r--	2014-09-17 22:13
declarations.py	27.17 KB	-rw-r--r--	2013-03-01 03:21
declarations.pyc	24.34 KB	-rw-r--r--	2014-09-17 22:13
declarations.pyo	24.34 KB	-rw-r--r--	2014-09-17 22:13
document.py	3.38 KB	-rw-r--r--	2013-03-01 03:21
document.pyc	2.72 KB	-rw-r--r--	2014-09-17 22:13
document.pyo	2.72 KB	-rw-r--r--	2014-09-17 22:13
exceptions.py	1.95 KB	-rw-r--r--	2013-03-01 03:21
exceptions.pyc	3.21 KB	-rw-r--r--	2014-09-17 22:13
exceptions.pyo	3.21 KB	-rw-r--r--	2014-09-17 22:13
interface.py	20.63 KB	-rw-r--r--	2013-03-01 03:21
interface.pyc	22.51 KB	-rw-r--r--	2014-09-17 22:13
interface.pyo	22.51 KB	-rw-r--r--	2014-09-17 22:13
interfaces.py	42.1 KB	-rw-r--r--	2013-03-01 03:21
interfaces.pyc	54.78 KB	-rw-r--r--	2014-09-17 22:13
interfaces.pyo	54.78 KB	-rw-r--r--	2014-09-17 22:13
registry.py	18.18 KB	-rw-r--r--	2013-03-01 03:21
registry.pyc	19.77 KB	-rw-r--r--	2014-09-17 22:13
registry.pyo	19.72 KB	-rw-r--r--	2014-09-17 22:13
ro.py	2.07 KB	-rw-r--r--	2013-03-01 03:21
ro.pyc	1.59 KB	-rw-r--r--	2014-09-17 22:13
ro.pyo	1.59 KB	-rw-r--r--	2014-09-17 22:13
verify.py	4.62 KB	-rw-r--r--	2013-03-01 03:21
verify.pyc	3.17 KB	-rw-r--r--	2014-09-17 22:13
verify.pyo	3.17 KB	-rw-r--r--	2014-09-17 22:13

Rename

##############################################################################
#
# Copyright (c) 2003 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Compute a resolution order for an object and its bases
"""
__docformat__ = 'restructuredtext'

def ro(object):
    """Compute a "resolution order" for an object
    """
    return mergeOrderings([_flatten(object)])

def mergeOrderings(orderings, seen=None):
    """Merge multiple orderings so that within-ordering order is preserved

Orderings are constrained in such a way that if an object appears
    in two or more orderings, then the suffix that begins with the
    object must be in both orderings.

For example:

>>> mergeOrderings([
    ... ['x', 'y', 'z'],
    ... ['q', 'z'],
    ... [1, 3, 5],
    ... ['z']
    ... ])
    ['x', 'y', 'q', 1, 3, 5, 'z']

"""

if seen is None:
        seen = {}
    result = []
    orderings.reverse()
    for ordering in orderings:
        ordering = list(ordering)
        ordering.reverse()
        for o in ordering:
            if o not in seen:
                seen[o] = 1
                result.append(o)

result.reverse()
    return result

def _flatten(ob):
    result = [ob]
    i = 0
    for ob in iter(result):
        i += 1
        # The recursive calls can be avoided by inserting the base classes
        # into the dynamically growing list directly after the currently
        # considered object;  the iterator makes sure this will keep working
        # in the future, since it cannot rely on the length of the list
        # by definition.
        result[i:i] = ob.__bases__
    return result