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28 lines
740 B
28 lines
740 B
class Editable:
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def make_copy(self):
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# makes an internal copy of self
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# delete old copy
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if hasattr(self, "_copy"):
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if self._copy is not None:
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self._copy = None
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# make new copy
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self._copy = JSON.parse(JSON.stringify(self))
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def copy(self):
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# return internal copy of self
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# check if even initialized
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if hasattr(self, "_copy"):
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return self._copy
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else:
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return None
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def overwrite_with_copy(self):
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for key, value in dict(self._copy).items():
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if key == "_copy":
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continue
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setattr(self, key, value)
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self._copy = None
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