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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 tracebacks_from_file(fileobj, reverse=False):
 """Generator that yields tracebacks found in a file object With reverse=True, searches backwards from the end of the file. """


    if reverse:
        lines = deque()

        for line in BackwardsReader(fileobj):
            lines.appendleft(line)
            if tb_head in line:
                yield next(tracebacks_from_lines(lines))
                lines.clear()
    else:
        for traceback in tracebacks_from_lines(fileobj):
            yield traceback