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"""check builtin data descriptors such as mode and name attributes
on a file are correctly handled
bug notified by Pierre Rouleau on 2005-04-24
"""
from __future__ import print_function
__revision__ = None
class File(file): # pylint: disable=file-builtin
""" Testing new-style class inheritance from file"""
#
def __init__(self, name, mode="r", buffering=-1, verbose=False):
"""Constructor"""
self.was_modified = False
self.verbose = verbose
super(File, self).__init__(name, mode, buffering)
if self.verbose:
print("File %s is opened. The mode is: %s" % (self.name,
self.mode))
#
def write(self, a_string):
""" Write a string to the file."""
super(File, self).write(a_string)
self.was_modified = True
#
def writelines(self, sequence):
""" Write a sequence of strings to the file. """
super(File, self).writelines(sequence)
self.was_modified = True
#
def close(self):
"""Close the file."""
if self.verbose:
print("Closing file %s" % self.name)
super(File, self).close()
self.was_modified = False
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