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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 check_bottleneck(text):
 """Avoid mixing metaphors about bottles and their necks. source: Sir Ernest Gowers source_url: http://bit.ly/1CQPH61 """

    err = "mixed_metaphors.misc.bottleneck"
    msg = u"Mixed metaphor — bottles with big necks are easy to pass through."
    list = [
        "biggest bottleneck",
        "big bottleneck",
        "large bottleneck",
        "largest bottleneck",
        "world-wide bottleneck",
        "huge bottleneck",
        "massive bottleneck",
    ]

    return existence_check(text, list, err, msg, max_errors=1)