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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 run(self):
 """ Run pycodestyle checker and record warnings. """

        # Set a stream to replace stdout, and get results in it
        stdoutBak = sys.stdout
        streamResult = StringIO()
        sys.stdout = streamResult
        try:
            pycodestyle.Checker.check_all(self)
        finally:
            sys.stdout = stdoutBak