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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 isPeregrine(ID, sign, lon):
 """ Returns if an object is peregrine on a sign and longitude. """

    info = getInfo(sign, lon)
    for dign, objID in info.items():
        if dign not in ['exile', 'fall'] and ID == objID:
            return False
    return True