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22 lines
494 B
22 lines
494 B
6 years ago
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class View(object):
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"""docstring for View."""
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__instance = None
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def __init__(self):
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super(View, self).__init__()
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if View.__instance !=None:
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raise Exception('not a thing')
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else:
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View.__instance = self
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@staticmethod
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def updated(ls):
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print(f'added {list(*ls)}')
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@staticmethod
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def deleted(ls):
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print(f'deleted {list(ls)}')
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@staticmethod
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def displayed(ls):
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print(f'contents {list(ls)}')
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