linkchecker/linkcheck/dummy.py

79 lines
2 KiB
Python

# -*- coding: iso-8859-1 -*-
# Copyright (C) 2005-2014 Bastian Kleineidam
#
# 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.
"""
Dummy objects.
"""
class Dummy (object):
"""A dummy object ignores all access to it. Useful for testing."""
def __init__ (self, *args, **kwargs):
"""Return None"""
pass
def __call__ (self, *args, **kwargs):
"""Return self."""
return self
def __getattr__ (self, name):
"""Return self."""
return self
def __setattr__ (self, name, value):
"""Return None"""
pass
def __delattr__ (self, name):
"""Return None"""
pass
def __str__ (self):
"""Return 'dummy'"""
return "dummy"
def __repr__ (self):
"""Return '<dummy>'"""
return "<dummy>"
def __unicode__ (self):
"""Return u'dummy'"""
return u"dummy"
def __len__ (self):
"""Return zero"""
return 0
def __getitem__ (self, key):
"""Return self"""
return self
def __setitem__ (self, key, value):
"""Return None"""
pass
def __delitem__ (self, key):
"""Return None"""
pass
def __contains__ (self, key):
"""Return False"""
return False
def dummy (*args, **kwargs):
"""Ignore any positional or keyword arguments, return None."""
pass