Filename: //lib/python3/dist-packages/zope//interface/_flatten.py

############################################################################## # # Copyright (c) 2002 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. # ############################################################################## """Adapter-style interface registry See Adapter class. """ from zope.interface import Declaration def _flatten(implements, include_None=0): try: r = implements.flattened() except AttributeError: if implements is None: r=() else: r = Declaration(implements).flattened() if not include_None: return r r = list(r) r.append(None) return r

./Ninja\.