'Constructor for Spearman\'s and Absolute Spearman\'s distances.
Args:
absolute (boolean): Whether to use absolute values or not.
name (str): Name of the distance
Returns:
If absolute=True return Spearman\'s Absolute rank class else return
Spearman\'s rank class.'

def __init__(self, absolute, name):

    self.absolute = absolute
    self.name = name
    self.supports_sparse = False
