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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def reopen(self, file_obj):
 """Reopen the file-like object in a safe manner."""

        file_obj.open('U')
        if sys.version_info[0] <= 2:
            return file_obj
        else:
            return codecs.getreader('utf-8')(file_obj)