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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 timed_pipe(generator, seconds=3):
    ''' This is a time limited pipeline. If you have a infinite pipeline and
        want it to stop yielding after a certain amount of time, use this! '''
    # grab the highest precision timer
    # when it started
    start = ts()
    # when it will stop
    end = start + seconds
    # iterate over the pipeline
    for i in generator:
        # if there is still time
        if ts() < end:
            # yield the next item
            yield i
        # otherwise
        else:
            # stop
            break