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# pylint: disable=R0903,R0922
"""test overriding of abstract method
"""
from __future__ import print_function
__revision__ = '$Id: func_w0223.py,v 1.2 2004-09-29 08:35:13 syt Exp $'
class Abstract(object):
"""abstract class
"""
def aaaa(self):
"""should be overridden in concrete class"""
raise NotImplementedError()
def bbbb(self):
"""should be overridden in concrete class"""
raise NotImplementedError()
def __init__(self):
pass
class AbstractB(Abstract):
"""abstract class
this class is checking that it does not output an error msg for
unimplemeted methods in abstract classes
"""
def cccc(self):
"""should be overridden in concrete class"""
raise NotImplementedError()
class Concret(Abstract):
"""concret class"""
def aaaa(self):
"""overidden form Abstract"""
print(self)
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