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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 distance(p_a, p_b):
 """ Euclidean distance, between two points Args: p_a (:obj:`Point`) p_b (:obj:`Point`) Returns: float: distance, in degrees """

    return sqrt((p_a.lat - p_b.lat) ** 2 + (p_a.lon - p_b.lon) ** 2)