(self, items=[])
items can be a list of pair_lists or a dictionary
items can be a list of pair_lists or a dictionary
items can be a list of pair_lists or a dictionary
def __init__(self, items=[]):
		"""items can be a list of pair_lists or a dictionary"""
		dict.__init__(self, items)
def __init__ ( self , items = [ ] ) : dict . __init__ ( self , items )